CSS设置placeholder文字颜色技巧

想精准控制输入框占位文字的颜色？现代浏览器（Chrome、Edge、Safari）统一支持简洁标准的 `::placeholder` 伪元素，只需设置 `color` 和 `opacity` 等有限属性即可生效——但千万别误用它来调整字体大小或行高，这些样式大多会被忽略；而为了兼容 Firefox，你还得额外添加 `::-moz-placeholder` 规则，否则老版本中颜色将失效。掌握这一细节，才能让表单提示文字在所有主流浏览器中保持一致、优雅的视觉效果。

Chrome / Edge / Safari 中用 ::placeholder 改颜色

现代浏览器（Chromium 内核和 WebKit）统一支持 ::placeholder 伪元素，这是最简洁、推荐的写法。注意它只作用于 和 </code> 的原生占位文字，且必须配合 <code>color</code>、<code>opacity</code> 等有限样式属性使用。</p><p>常见错误是直接写 <code>input::placeholder</code> 却没加具体样式，或误以为能改字体大小/行高——这些在多数浏览器里会被忽略。</p><pre class="brush:php;toolbar:false">input::placeholder { color: #999; opacity: 1; /* 防止 Safari 默认降为 0.53 */ }</pre><h3>Firefox 需要额外加 <code>::-moz-placeholder</code></h3><p>Firefox 旧版本（::-moz-placeholder，新版本虽已支持 <code>::placeholder</code>，但为了兼容性，建议同时声明。两者规则会叠加，所以写法要一致，否则容易出现颜色不统一。</p><ul><li>单独写 <code>::-moz-placeholder</code> 时，<code>opacity</code> 行为和 Chrome 不同：它会影响整个伪元素透明度，而不仅是文字</li><li>如果只设 <code>color</code> 没设 <code>opacity</code>，Firefox 可能仍显示偏灰（因默认 opacity=0.54）</li><li>不要用 <code>:-moz-placeholder</code>（单冒号），那是已废弃的旧语法</li></ul><pre class="brush:php;toolbar:false">input::placeholder, input::-moz-placeholder { color: #666; opacity: 1; }</pre><h3>IE10–11 必须用 <code>::-ms-input-placeholder</code></h3><p>IE 完全不认 <code>::placeholder</code>，必须用微软私有伪类 <code>::-ms-input-placeholder</code>。它只对 <code><input></code> 生效，<code><textarea></code> 需单独写（但 IE11 中 <code><textarea></code> 的 placeholder 本身支持度就很差）。</p><p>IE 的 <code>opacity</code> 表现更不稳定，有时设了也不生效，优先靠 <code>color</code> 控制；另外，IE 不支持在 <code>::-ms-input-placeholder</code> 里用 CSS 变量。</p><pre class="brush:php;toolbar:false">input::placeholder, input::-moz-placeholder, input::-ms-input-placeholder { color: #777; opacity: 1; }</pre><h3>为什么不能用 class 或全局覆盖？</h3><p><code>::placeholder</code> 是伪元素，无法通过添加 class 到 input 上来切换样式——它不响应 class 的动态增删，也不继承父级 color。想实现“聚焦时 placeholder 变色”，只能靠 JS 监听 <code>focus</code>/<code>blur</code> 手动切 class，再配对应规则：</p><pre class="brush:php;toolbar:false">input.placeholder-hidden::placeholder { color: transparent; } input:focus::placeholder { color: #ccc; }</pre><p>但要注意：Safari 在 focus 状态下仍可能强制重置 opacity，所以 <code>opacity: 1</code> 最好始终显式声明。真正难搞的是多语言输入法（如中文 IME）激活时 placeholder 的闪动问题——目前无完美解，能接受就忽略，不能接受就得用 JS 模拟 placeholder 行为。</p><p>好了，本文到此结束，带大家了解了《CSS设置placeholder文字颜色技巧》，希望本文对你有所帮助！关注golang学习网公众号，给大家分享更多文章知识！</p> </div> <div class="labsList"> </div> <div class="cateBox"> <div class="cateItem"> <a href="/article/617582.html" title="修改MySQLroot密码的PHPenv方法" class="img_box"> <img src="/uploads/20260530/17801369206a1abbd82b4b5.jpg" onerror="this.onerror='',this.src='/assets/images/moren/morentu.png'" alt="修改MySQLroot密码的PHPenv方法">修改MySQLroot密码的PHPenv方法 </a> <dl> <dt class="lineOverflow"><a href="/article/617582.html" title="修改MySQLroot密码的PHPenv方法" class="aBlack">上一篇<i></i></a></dt> <dd class="lineTwoOverflow">修改MySQLroot密码的PHPenv方法</dd> </dl> </div> <div class="cateItem"> <a href="/article/617584.html" title="FastAPI 实现 RBAC 权限控制方法" class="img_box"> <img src="/uploads/20260530/17801370386a1abc4e80fb5.png" onerror="this.onerror='',this.src='/assets/images/moren/morentu.png'" alt="FastAPI 实现 RBAC 权限控制方法"> </a> <dl> <dt class="lineOverflow"><a href="/article/617584.html" class="aBlack" title="FastAPI 实现 RBAC 权限控制方法">下一篇<i></i></a></dt> <dd class="lineTwoOverflow">FastAPI 实现 RBAC 权限控制方法</dd> </dl> </div> </div> </div> </div> <div class="leftContBox pt0"> <div class="pdl20"> <div class="contTit"> <a href="/articlelist.html" class="more" title="查看更多">查看更多<i class="iconfont"></i></a> <div class="tit">最新文章</div> </div> </div> <ul class="newArticleList"> <li> <div class="contBox"> <a href="/article/623830.html" class="img_box" title="CSS @function 原生函数怎么落地：result、参数作用域与兼容降级"> <img src="/uploads/20260901/1788219810-css-function-result-scope.webp" onerror="this.src='/assets/images/moren/morentu.png'" alt="CSS @function 原生函数怎么落地：result、参数作用域与兼容降级"> </a> <dl> <dd class="cont1"> <span> <a href="/articlelist/19_new_0_1.html" class="aLightGray" title="文章">文章</a> · <a href="/articlelist/88_new_0_1.html" class="aLightGray" title="前端">前端</a>   |  2天前  |   <a href="/articletag/243_new_0_1.html" class="aLightGray" title="前端">前端</a> · <a href="/articletag/4729_new_0_1.html" class="aLightGray" title="css">css</a> · <a href="/articletag/40483_new_0_1.html" class="aLightGray" title="浏览器兼容">浏览器兼容</a> · <a href="/articletag/42539_new_0_1.html" class="aLightGray" title="界面工程">界面工程</a> · <a href="javascript:;" class="aLightGray" title="容器查询">容器查询</a> <a href="javascript:;" class="aLightGray" title="Result">Result</a> <a href="javascript:;" class="aLightGray" title="CSS @function">CSS @function</a> <a href="javascript:;" class="aLightGray" title="CSS自定义函数">CSS自定义函数</a> <a href="javascript:;" class="aLightGray" title="前端兼容">前端兼容</a> </span> </dd> <dt class="lineOverflow"> <a href="/article/623830.html" class="aBlack" target="_blank" title="CSS @function 原生函数怎么落地：result、参数作用域与兼容降级">CSS @function 原生函数怎么落地：result、参数作用域与兼容降级</a> </dt> <dd class="cont2"> <span><i class="view"></i>296浏览</span> <span class="collectBtn user_collection" data-id="623830" data-type="article" title="收藏"><i class="collect"></i>收藏</span> </dd> </dl> </div> </li> <li> <div class="contBox"> <a href="/article/623814.html" class="img_box" title="scrollIntoView 的 container 怎么选：嵌套滚动容器避免页面被带走"> <img src="/uploads/20260901/1788211237-scrollintoview-container-decision.webp" onerror="this.src='/assets/images/moren/morentu.png'" alt="scrollIntoView 的 container 怎么选：嵌套滚动容器避免页面被带走"> </a> <dl> <dd class="cont1"> <span> <a href="/articlelist/19_new_0_1.html" class="aLightGray" title="文章">文章</a> · <a href="/articlelist/88_new_0_1.html" class="aLightGray" title="前端">前端</a>   |  2天前  |   <a href="/articletag/243_new_0_1.html" class="aLightGray" title="前端">前端</a> · <a href="/articletag/4701_new_0_1.html" class="aLightGray" title="javascript">javascript</a> · <a href="/articletag/39973_new_0_1.html" class="aLightGray" title="滚动容器">滚动容器</a> · <a href="/articletag/39991_new_0_1.html" class="aLightGray" title="用户体验">用户体验</a> · <a href="/articletag/41222_new_0_1.html" class="aLightGray" title="浏览器 API">浏览器 API</a> · <a href="javascript:;" class="aLightGray" title="JavaScript">JavaScript</a> <a href="javascript:;" class="aLightGray" title="scrollIntoView">scrollIntoView</a> <a href="javascript:;" class="aLightGray" title="container: nearest">container: nearest</a> <a href="javascript:;" class="aLightGray" title="嵌套滚动容器">嵌套滚动容器</a> <a href="javascript:;" class="aLightGray" title="前端滚动">前端滚动</a> </span> </dd> <dt class="lineOverflow"> <a href="/article/623814.html" class="aBlack" target="_blank" title="scrollIntoView 的 container 怎么选：嵌套滚动容器避免页面被带走">scrollIntoView 的 container 怎么选：嵌套滚动容器避免页面被带走</a> </dt> <dd class="cont2"> <span><i class="view"></i>447浏览</span> <span class="collectBtn user_collection" data-id="623814" data-type="article" title="收藏"><i class="collect"></i>收藏</span> </dd> </dl> </div> </li> <li> <div class="contBox"> <a href="/article/623777.html" class="img_box" title="Navigation API 如何统一拦截 SPA 路由：从 History API 迁移的最小方案"> <img src="/uploads/20260831/1788181343-navigation-boundaries.webp" onerror="this.src='/assets/images/moren/morentu.png'" alt="Navigation API 如何统一拦截 SPA 路由：从 History API 迁移的最小方案"> </a> <dl> <dd class="cont1"> <span> <a href="/articlelist/19_new_0_1.html" class="aLightGray" title="文章">文章</a> · <a href="/articlelist/88_new_0_1.html" class="aLightGray" title="前端">前端</a>   |  2天前  |   <a href="/articletag/20383_new_0_1.html" class="aLightGray" title="spa">spa</a> · <a href="/articletag/40780_new_0_1.html" class="aLightGray" title="Web API">Web API</a> · <a href="/articletag/42518_new_0_1.html" class="aLightGray" title="前端教程">前端教程</a> · <a href="/articletag/42519_new_0_1.html" class="aLightGray" title="浏览器路由">浏览器路由</a> · <a href="javascript:;" class="aLightGray" title="前端路由">前端路由</a> <a href="javascript:;" class="aLightGray" title="SPA路由">SPA路由</a> <a href="javascript:;" class="aLightGray" title="Navigation API">Navigation API</a> <a href="javascript:;" class="aLightGray" title="History API">History API</a> <a href="javascript:;" class="aLightGray" title="navigate事件">navigate事件</a> </span> </dd> <dt class="lineOverflow"> <a href="/article/623777.html" class="aBlack" target="_blank" title="Navigation API 如何统一拦截 SPA 路由：从 History API 迁移的最小方案">Navigation API 如何统一拦截 SPA 路由：从 History API 迁移的最小方案</a> </dt> <dd class="cont2"> <span><i class="view"></i>183浏览</span> <span class="collectBtn user_collection" data-id="623777" data-type="article" title="收藏"><i class="collect"></i>收藏</span> </dd> </dl> </div> </li> <li> <div class="contBox"> <a href="/article/623769.html" class="img_box" title="TypeScript 7 并行编译怎么调：checkers、builders 与 CI 资源预算"> <img src="/uploads/20260831/1788176881-typescript7-ci-budget.webp" onerror="this.src='/assets/images/moren/morentu.png'" alt="TypeScript 7 并行编译怎么调：checkers、builders 与 CI 资源预算"> </a> <dl> <dd class="cont1"> <span> <a href="/articlelist/19_new_0_1.html" class="aLightGray" title="文章">文章</a> · <a href="/articlelist/88_new_0_1.html" class="aLightGray" title="前端">前端</a>   |  2天前  |   <a href="/articletag/729_new_0_1.html" class="aLightGray" title="性能优化">性能优化</a> · <a href="/articletag/2401_new_0_1.html" class="aLightGray" title="编译器">编译器</a> · <a href="/articletag/2773_new_0_1.html" class="aLightGray" title="typescript">typescript</a> · <a href="/articletag/15433_new_0_1.html" class="aLightGray" title="CI">CI</a> · <a href="javascript:;" class="aLightGray" title="TypeScript 7">TypeScript 7</a> <a href="javascript:;" class="aLightGray" title="checkers">checkers</a> <a href="javascript:;" class="aLightGray" title="builders">builders</a> <a href="javascript:;" class="aLightGray" title="CI并行编译">CI并行编译</a> </span> </dd> <dt class="lineOverflow"> <a href="/article/623769.html" class="aBlack" target="_blank" title="TypeScript 7 并行编译怎么调：checkers、builders 与 CI 资源预算">TypeScript 7 并行编译怎么调：checkers、builders 与 CI 资源预算</a> </dt> <dd class="cont2"> <span><i class="view"></i>386浏览</span> <span class="collectBtn user_collection" data-id="623769" data-type="article" title="收藏"><i class="collect"></i>收藏</span> </dd> </dl> </div> </li> <li> <div class="contBox"> <a href="/article/623754.html" class="img_box" title="CSS Anchor Positioning 做悬浮提示：锚点边界与回退写法"> <img src="/uploads/20260831/1788163702-css-anchor-binding.webp" onerror="this.src='/assets/images/moren/morentu.png'" alt="CSS Anchor Positioning 做悬浮提示：锚点边界与回退写法"> </a> <dl> <dd class="cont1"> <span> <a href="/articlelist/19_new_0_1.html" class="aLightGray" title="文章">文章</a> · <a href="/articlelist/88_new_0_1.html" class="aLightGray" title="前端">前端</a>   |  2天前  |   <a href="/articletag/161_new_0_1.html" class="aLightGray" title="布局">布局</a> · <a href="/articletag/243_new_0_1.html" class="aLightGray" title="前端">前端</a> · <a href="/articletag/4729_new_0_1.html" class="aLightGray" title="css">css</a> · <a href="javascript:;" class="aLightGray" title="anchor-name">anchor-name</a> <a href="javascript:;" class="aLightGray" title="CSS anchor positioning">CSS anchor positioning</a> <a href="javascript:;" class="aLightGray" title="position-try">position-try</a> </span> </dd> <dt class="lineOverflow"> <a href="/article/623754.html" class="aBlack" target="_blank" title="CSS Anchor Positioning 做悬浮提示：锚点边界与回退写法">CSS Anchor Positioning 做悬浮提示：锚点边界与回退写法</a> </dt> <dd class="cont2"> <span><i class="view"></i>389浏览</span> <span class="collectBtn user_collection" data-id="623754" data-type="article" title="收藏"><i class="collect"></i>收藏</span> </dd> </dl> </div> </li> <li> <div class="contBox"> <a href="/article/623719.html" class="img_box" title="JavaScript ResizeObserver 如何避免响应式死循环：contentRect、阈值与 disconnect 边界"> <img src="/uploads/20260830/1788094188-resizeobserver-entry-boundary.webp" onerror="this.src='/assets/images/moren/morentu.png'" alt="JavaScript ResizeObserver 如何避免响应式死循环：contentRect、阈值与 disconnect 边界"> </a> <dl> <dd class="cont1"> <span> <a href="/articlelist/19_new_0_1.html" class="aLightGray" title="文章">文章</a> · <a href="/articlelist/88_new_0_1.html" class="aLightGray" title="前端">前端</a>   |  3天前  |   <a href="/articletag/1307_new_0_1.html" class="aLightGray" title="浏览器">浏览器</a> · <a href="/articletag/4701_new_0_1.html" class="aLightGray" title="javascript">javascript</a> · <a href="/articletag/39768_new_0_1.html" class="aLightGray" title="前端性能">前端性能</a> · <a href="/articletag/40780_new_0_1.html" class="aLightGray" title="Web API">Web API</a> · <a href="/articletag/41469_new_0_1.html" class="aLightGray" title="响应式设计">响应式设计</a> · <a href="javascript:;" class="aLightGray" title="JavaScript">JavaScript</a> <a href="javascript:;" class="aLightGray" title="响应式布局">响应式布局</a> <a href="javascript:;" class="aLightGray" title="ResizeObserver">ResizeObserver</a> <a href="javascript:;" class="aLightGray" title="contentRect">contentRect</a> <a href="javascript:;" class="aLightGray" title="disconnect">disconnect</a> </span> </dd> <dt class="lineOverflow"> <a href="/article/623719.html" class="aBlack" target="_blank" title="JavaScript ResizeObserver 如何避免响应式死循环：contentRect、阈值与 disconnect 边界">JavaScript ResizeObserver 如何避免响应式死循环：contentRect、阈值与 disconnect 边界</a> </dt> <dd class="cont2"> <span><i class="view"></i>257浏览</span> <span class="collectBtn user_collection" data-id="623719" data-type="article" title="收藏"><i class="collect"></i>收藏</span> </dd> </dl> </div> </li> <li> <div class="contBox"> <a href="/article/623700.html" class="img_box" title="JavaScript View Transitions 如何避免并发导航动画冲突：skipTransition、finished 与回滚状态"> <img src="/uploads/20260830/1788072847-view-transition-initial.webp" onerror="this.src='/assets/images/moren/morentu.png'" alt="JavaScript View Transitions 如何避免并发导航动画冲突：skipTransition、finished 与回滚状态"> </a> <dl> <dd class="cont1"> <span> <a href="/articlelist/19_new_0_1.html" class="aLightGray" title="文章">文章</a> · <a href="/articlelist/88_new_0_1.html" class="aLightGray" title="前端">前端</a>   |  3天前  |   </span> </dd> <dt class="lineOverflow"> <a href="/article/623700.html" class="aBlack" target="_blank" title="JavaScript View Transitions 如何避免并发导航动画冲突：skipTransition、finished 与回滚状态">JavaScript View Transitions 如何避免并发导航动画冲突：skipTransition、finished 与回滚状态</a> </dt> <dd class="cont2"> <span><i class="view"></i>327浏览</span> <span class="collectBtn user_collection" data-id="623700" data-type="article" title="收藏"><i class="collect"></i>收藏</span> </dd> </dl> </div> </li> <li> <div class="contBox"> <a href="/article/623699.html" class="img_box" title="CSS container-type 实战：让卡片组件按自身宽度切换布局"> <img src="/uploads/20260830/1788072717-container-query-narrow.webp" onerror="this.src='/assets/images/moren/morentu.png'" alt="CSS container-type 实战：让卡片组件按自身宽度切换布局"> </a> <dl> <dd class="cont1"> <span> <a href="/articlelist/19_new_0_1.html" class="aLightGray" title="文章">文章</a> · <a href="/articlelist/88_new_0_1.html" class="aLightGray" title="前端">前端</a>   |  3天前  |   </span> </dd> <dt class="lineOverflow"> <a href="/article/623699.html" class="aBlack" target="_blank" title="CSS container-type 实战：让卡片组件按自身宽度切换布局">CSS container-type 实战：让卡片组件按自身宽度切换布局</a> </dt> <dd class="cont2"> <span><i class="view"></i>266浏览</span> <span class="collectBtn user_collection" data-id="623699" data-type="article" title="收藏"><i class="collect"></i>收藏</span> </dd> </dl> </div> </li> <li> <div class="contBox"> <a href="/article/623688.html" class="img_box" title="HTML dialog closedby 如何区分 Esc、点击外部与强制关闭：关闭原因和兼容降级"> <img src="/uploads/20260830/1788068451-dialog-logs.webp" onerror="this.src='/assets/images/moren/morentu.png'" alt="HTML dialog closedby 如何区分 Esc、点击外部与强制关闭：关闭原因和兼容降级"> </a> <dl> <dd class="cont1"> <span> <a href="/articlelist/19_new_0_1.html" class="aLightGray" title="文章">文章</a> · <a href="/articlelist/88_new_0_1.html" class="aLightGray" title="前端">前端</a>   |  3天前  |   </span> </dd> <dt class="lineOverflow"> <a href="/article/623688.html" class="aBlack" target="_blank" title="HTML dialog closedby 如何区分 Esc、点击外部与强制关闭：关闭原因和兼容降级">HTML dialog closedby 如何区分 Esc、点击外部与强制关闭：关闭原因和兼容降级</a> </dt> <dd class="cont2"> <span><i class="view"></i>479浏览</span> <span class="collectBtn user_collection" data-id="623688" data-type="article" title="收藏"><i class="collect"></i>收藏</span> </dd> </dl> </div> </li> <li> <div class="contBox"> <a href="/article/623686.html" class="img_box" title="CSS backdrop-filter 怎么控制毛玻璃层：叠加顺序、透明背景与降级检查"> <img src="/uploads/20260830/1788068333-backdrop-filter-root-focus.webp" onerror="this.src='/assets/images/moren/morentu.png'" alt="CSS backdrop-filter 怎么控制毛玻璃层：叠加顺序、透明背景与降级检查"> </a> <dl> <dd class="cont1"> <span> <a href="/articlelist/19_new_0_1.html" class="aLightGray" title="文章">文章</a> · <a href="/articlelist/88_new_0_1.html" class="aLightGray" title="前端">前端</a>   |  3天前  |   </span> </dd> <dt class="lineOverflow"> <a href="/article/623686.html" class="aBlack" target="_blank" title="CSS backdrop-filter 怎么控制毛玻璃层：叠加顺序、透明背景与降级检查">CSS backdrop-filter 怎么控制毛玻璃层：叠加顺序、透明背景与降级检查</a> </dt> <dd class="cont2"> <span><i class="view"></i>496浏览</span> <span class="collectBtn user_collection" data-id="623686" data-type="article" title="收藏"><i class="collect"></i>收藏</span> </dd> </dl> </div> </li> <li> <div class="contBox"> <a href="/article/623656.html" class="img_box" title="CSS anchor positioning 实战：anchor-name、position-anchor 与 fallback 位置如何联动"> <img src="/uploads/20260830/1788064148-anchor-fallback.webp" onerror="this.src='/assets/images/moren/morentu.png'" alt="CSS anchor positioning 实战：anchor-name、position-anchor 与 fallback 位置如何联动"> </a> <dl> <dd class="cont1"> <span> <a href="/articlelist/19_new_0_1.html" class="aLightGray" title="文章">文章</a> · <a href="/articlelist/88_new_0_1.html" class="aLightGray" title="前端">前端</a>   |  3天前  |   <a href="/articletag/161_new_0_1.html" class="aLightGray" title="布局">布局</a> · <a href="/articletag/4729_new_0_1.html" class="aLightGray" title="css">css</a> · <a href="/articletag/5401_new_0_1.html" class="aLightGray" title="前端开发">前端开发</a> · <a href="/articletag/40165_new_0_1.html" class="aLightGray" title="浏览器特性">浏览器特性</a> · <a href="javascript:;" class="aLightGray" title="anchor-name">anchor-name</a> <a href="javascript:;" class="aLightGray" title="position-try-fallbacks">position-try-fallbacks</a> <a href="javascript:;" class="aLightGray" title="CSS anchor positioning">CSS anchor positioning</a> <a href="javascript:;" class="aLightGray" title="position-anchor">position-anchor</a> <a href="javascript:;" class="aLightGray" title="前端浮层">前端浮层</a> </span> </dd> <dt class="lineOverflow"> <a href="/article/623656.html" class="aBlack" target="_blank" title="CSS anchor positioning 实战：anchor-name、position-anchor 与 fallback 位置如何联动">CSS anchor positioning 实战：anchor-name、position-anchor 与 fallback 位置如何联动</a> </dt> <dd class="cont2"> <span><i class="view"></i>454浏览</span> <span class="collectBtn user_collection" data-id="623656" data-type="article" title="收藏"><i class="collect"></i>收藏</span> </dd> </dl> </div> </li> <li> <div class="contBox"> <a href="/article/623654.html" class="img_box" title="前端拖拽排序怎么保留键盘操作：Drag and Drop API、焦点恢复与提交校验"> <img src="/uploads/20260830/1788063892-keyboard-selected.webp" onerror="this.src='/assets/images/moren/morentu.png'" alt="前端拖拽排序怎么保留键盘操作：Drag and Drop API、焦点恢复与提交校验"> </a> <dl> <dd class="cont1"> <span> <a href="/articlelist/19_new_0_1.html" class="aLightGray" title="文章">文章</a> · <a href="/articlelist/88_new_0_1.html" class="aLightGray" title="前端">前端</a>   |  3天前  |   <a href="/articletag/243_new_0_1.html" class="aLightGray" title="前端">前端</a> · <a href="/articletag/4701_new_0_1.html" class="aLightGray" title="javascript">javascript</a> · <a href="/articletag/40050_new_0_1.html" class="aLightGray" title="可访问性">可访问性</a> · <a href="/articletag/40780_new_0_1.html" class="aLightGray" title="Web API">Web API</a> · <a href="javascript:;" class="aLightGray" title="键盘操作">键盘操作</a> <a href="javascript:;" class="aLightGray" title="前端拖拽排序">前端拖拽排序</a> <a href="javascript:;" class="aLightGray" title="焦点恢复">焦点恢复</a> <a href="javascript:;" class="aLightGray" title="Drag and Drop API">Drag and Drop API</a> <a href="javascript:;" class="aLightGray" title="提交校验">提交校验</a> </span> </dd> <dt class="lineOverflow"> <a href="/article/623654.html" class="aBlack" target="_blank" title="前端拖拽排序怎么保留键盘操作：Drag and Drop API、焦点恢复与提交校验">前端拖拽排序怎么保留键盘操作：Drag and Drop API、焦点恢复与提交校验</a> </dt> <dd class="cont2"> <span><i class="view"></i>383浏览</span> <span class="collectBtn user_collection" data-id="623654" data-type="article" title="收藏"><i class="collect"></i>收藏</span> </dd> </dl> </div> </li> </ul> </div> </div> <div class="mainRight"> <!-- 右侧广告位banner --> <div class="rightContBox" style="margin-top: 0px;"> <div class="rightTit"> <a href="/courselist.html" class="more" title="查看更多">查看更多<i class="iconfont"></i></a> <div class="tit lineOverflow">课程推荐</div> </div> <ul class="lessonRecomRList"> <li> <a href="/course/9.html" class="img_box" target="_blank" title="前端进阶之JavaScript设计模式"> <img src="/uploads/20221222/52fd0f23a454c71029c2c72d206ed815.jpg" onerror="this.onerror='',this.src='/assets/images/moren/morentu.png'" alt="前端进阶之JavaScript设计模式"> </a> <dl> <dt class="lineTwoOverflow"><a href="/course/9.html" target="_blank" class="aBlack" title="前端进阶之JavaScript设计模式">前端进阶之JavaScript设计模式</a></dt> <dd class="cont1 lineTwoOverflow"> 设计模式是开发人员在软件开发过程中面临一般问题时的解决方案，代表了最佳的实践。本课程的主打内容包括JS常见设计模式以及具体应用场景，打造一站式知识长龙服务，适合有JS基础的同学学习。 </dd> <dd class="cont2">543次学习</dd> </dl> </li> <li> <a href="/course/2.html" class="img_box" target="_blank" title="GO语言核心编程课程"> <img src="/uploads/20221221/634ad7404159bfefc6a54a564d437b5f.png" onerror="this.onerror='',this.src='/assets/images/moren/morentu.png'" alt="GO语言核心编程课程"> </a> <dl> <dt class="lineTwoOverflow"><a href="/course/2.html" target="_blank" class="aBlack" title="GO语言核心编程课程">GO语言核心编程课程</a></dt> <dd class="cont1 lineTwoOverflow"> 本课程采用真实案例，全面具体可落地，从理论到实践，一步一步将GO核心编程技术、编程思想、底层实现融会贯通，使学习者贴近时代脉搏，做IT互联网时代的弄潮儿。 </dd> <dd class="cont2">516次学习</dd> </dl> </li> <li> <a href="/course/74.html" class="img_box" target="_blank" title="简单聊聊mysql8与网络通信"> <img src="/uploads/20240103/bad35fe14edbd214bee16f88343ac57c.png" onerror="this.onerror='',this.src='/assets/images/moren/morentu.png'" alt="简单聊聊mysql8与网络通信"> </a> <dl> <dt class="lineTwoOverflow"><a href="/course/74.html" target="_blank" class="aBlack" title="简单聊聊mysql8与网络通信">简单聊聊mysql8与网络通信</a></dt> <dd class="cont1 lineTwoOverflow"> 如有问题加微信：Le-studyg；在课程中，我们将首先介绍MySQL8的新特性，包括性能优化、安全增强、新数据类型等，帮助学生快速熟悉MySQL8的最新功能。接着，我们将深入解析MySQL的网络通信机制，包括协议、连接管理、数据传输等，让 </dd> <dd class="cont2">500次学习</dd> </dl> </li> <li> <a href="/course/57.html" class="img_box" target="_blank" title="JavaScript正则表达式基础与实战"> <img src="/uploads/20221226/bbe4083bb3cb0dd135fb02c31c3785fb.jpg" onerror="this.onerror='',this.src='/assets/images/moren/morentu.png'" alt="JavaScript正则表达式基础与实战"> </a> <dl> <dt class="lineTwoOverflow"><a href="/course/57.html" target="_blank" class="aBlack" title="JavaScript正则表达式基础与实战">JavaScript正则表达式基础与实战</a></dt> <dd class="cont1 lineTwoOverflow"> 在任何一门编程语言中,正则表达式,都是一项重要的知识,它提供了高效的字符串匹配与捕获机制,可以极大的简化程序设计。 </dd> <dd class="cont2">487次学习</dd> </dl> </li> <li> <a href="/course/28.html" class="img_box" target="_blank" title="从零制作响应式网站—Grid布局"> <img src="/uploads/20221223/ac110f88206daeab6c0cf38ebf5fe9ed.jpg" onerror="this.onerror='',this.src='/assets/images/moren/morentu.png'" alt="从零制作响应式网站—Grid布局"> </a> <dl> <dt class="lineTwoOverflow"><a href="/course/28.html" target="_blank" class="aBlack" title="从零制作响应式网站—Grid布局">从零制作响应式网站—Grid布局</a></dt> <dd class="cont1 lineTwoOverflow"> 本系列教程将展示从零制作一个假想的网络科技公司官网，分为导航，轮播，关于我们，成功案例，服务流程，团队介绍，数据部分，公司动态，底部信息等内容区块。网站整体采用CSSGrid布局，支持响应式，有流畅过渡和展现动画。 </dd> <dd class="cont2">485次学习</dd> </dl> </li> </ul> </div> <div class="rightContBox"> <div class="rightTit"> <a href="/ai.html" class="more" title="查看更多">查看更多<i class="iconfont"></i></a> <div class="tit lineOverflow">AI推荐</div> </div> <ul class="lessonRecomRList"> <li> <a href="/ai/13892.html" target="_blank" title="SuperCLUE中文大模型评测基准：功能、能力维度与应用指南" class="img_box"> <img src="/uploads/20260831/17881740316a955ecf5901d.jpg" onerror="this.onerror='',this.src='/assets/images/moren/morentu.png'" alt="SuperCLUE中文大模型评测基准：功能、能力维度与应用指南" style="object-fit:cover;width:100%;height:100%;"> </a> <dl> <dt class="lineTwoOverflow"><a href="/ai/13892.html" class="aBlack" target="_blank" title="SuperCLUE">SuperCLUE</a></dt> <dd class="cont1 lineTwoOverflow"> SuperCLUE是权威的中文大语言模型综合评测基准，涵盖语言理解、知识应用、AI Agent智能体及安全性等12项核心能力。通过多轮对话与客观测试，定期发布榜单与技术报告，为模型研发、优化及行业选型提供科学依据。 </dd> <dd class="cont2">108次使用</dd> </dl> </li> <li> <a href="/ai/13891.html" target="_blank" title="C-Eval中文评测基准：大语言模型多学科能力评估指南" class="img_box"> <img src="/uploads/20260902/17883342316a97d09714cfd.jpg" onerror="this.onerror='',this.src='/assets/images/moren/morentu.png'" alt="C-Eval中文评测基准：大语言模型多学科能力评估指南" style="object-fit:cover;width:100%;height:100%;"> </a> <dl> <dt class="lineTwoOverflow"><a href="/ai/13891.html" class="aBlack" target="_blank" title="C-Eval">C-Eval</a></dt> <dd class="cont1 lineTwoOverflow"> 深入了解C-Eval中文评估套件，涵盖52个学科与4级难度。本文详解其功能特点、Zero-shot/Few-shot使用方法及代码示例，助您全面评测LLM中文理解与泛化能力。 </dd> <dd class="cont2">27次使用</dd> </dl> </li> <li> <a href="/ai/13870.html" target="_blank" title="Gradio是什么？Python开源库快速构建机器学习Web演示界面" class="img_box"> <img src="/uploads/20260901/17882172316a96078feae60.jpg" onerror="this.onerror='',this.src='/assets/images/moren/morentu.png'" alt="Gradio是什么？Python开源库快速构建机器学习Web演示界面" style="object-fit:cover;width:100%;height:100%;"> </a> <dl> <dt class="lineTwoOverflow"><a href="/ai/13870.html" class="aBlack" target="_blank" title="Gradio">Gradio</a></dt> <dd class="cont1 lineTwoOverflow"> Gradio是一个用于构建机器学习和数据科学Web应用的开源Python库。支持快速创建交互界面，获Google、Meta等大厂青睐，适合模型演示、部署反馈及调试。 </dd> <dd class="cont2">105次使用</dd> </dl> </li> <li> <a href="/ai/13865.html" target="_blank" title="AutoGPT是什么？开源AI Agent自动化工作流平台详解与使用教程" class="img_box"> <img src="/uploads/20260901/17882334316a9646d7b99bd.jpg" onerror="this.onerror='',this.src='/assets/images/moren/morentu.png'" alt="AutoGPT是什么？开源AI Agent自动化工作流平台详解与使用教程" style="object-fit:cover;width:100%;height:100%;"> </a> <dl> <dt class="lineTwoOverflow"><a href="/ai/13865.html" class="aBlack" target="_blank" title="AutoGPT">AutoGPT</a></dt> <dd class="cont1 lineTwoOverflow"> AutoGPT是基于GPT-4的开源AI代理平台，拥有超10万GitHub星标。本文介绍其低代码界面、自动化工作流功能、系统配置要求及安装步骤，助您高效部署和管理AI Agent。 </dd> <dd class="cont2">110次使用</dd> </dl> </li> <li> <a href="/ai/13864.html" target="_blank" title="Dataify评测：AI全链路数据服务平台，提供代理IP、采集API与高质量数据集" class="img_box"> <img src="/uploads/20260903/17883864316a989c7f64ade.jpg" onerror="this.onerror='',this.src='/assets/images/moren/morentu.png'" alt="Dataify评测：AI全链路数据服务平台，提供代理IP、采集API与高质量数据集" style="object-fit:cover;width:100%;height:100%;"> </a> <dl> <dt class="lineTwoOverflow"><a href="/ai/13864.html" class="aBlack" target="_blank" title="Dataify">Dataify</a></dt> <dd class="cont1 lineTwoOverflow"> Dataify是专注AI生态的一站式数据服务平台，整合全球住宅代理、多源数据采集API及高质量训练数据集。支持LLM训练、跨境电商及金融分析，解决数据孤岛难题，助力企业智能化转型。 </dd> <dd class="cont2">11次使用</dd> </dl> </li> </ul> </div> <!-- 相关文章 --> <div class="rightContBox"> <div class="rightTit"> <a href="/articlelist.html" class="more" title="查看更多">查看更多<i class="iconfont"></i></a> <div class="tit lineOverflow">相关文章</div> </div> <ul class="aboutArticleRList"> <li> <dl> <dt class="lineTwoOverflow"><a href="/article/207000.html" class="aBlack" title="JavaScript函数定义及示例详解">JavaScript函数定义及示例详解</a></dt> <dd> <span class="left">2025-05-11</span> <span class="right">502浏览</span> </dd> </dl> </li> <li> <dl> <dt class="lineTwoOverflow"><a href="/article/621422.html" class="aBlack" title="智能体安全引领产业升级——国内AI安全产品市场深度分析">智能体安全引领产业升级——国内AI安全产品市场深度分析</a></dt> <dd> <span class="left">2026-08-21</span> <span class="right">501浏览</span> </dd> </dl> </li> <li> <dl> <dt class="lineTwoOverflow"><a href="/article/619053.html" class="aBlack" title="CSS变量简化按钮悬停效果技巧">CSS变量简化按钮悬停效果技巧</a></dt> <dd> <span class="left">2026-05-31</span> <span class="right">501浏览</span> </dd> </dl> </li> <li> <dl> <dt class="lineTwoOverflow"><a href="/article/618916.html" class="aBlack" title="JavaScript符号类型详解与应用">JavaScript符号类型详解与应用</a></dt> <dd> <span class="left">2026-05-31</span> <span class="right">501浏览</span> </dd> </dl> </li> <li> <dl> <dt class="lineTwoOverflow"><a href="/article/612539.html" class="aBlack" title="HTML剪贴板复制粘贴怎么用">HTML剪贴板复制粘贴怎么用</a></dt> <dd> <span class="left">2026-05-26</span> <span class="right">501浏览</span> </dd> </dl> </li> </ul> </div> </div> </div> <div class="footer"> <div class="footerIn"> <div class="footLeft"> <div class="linkBox"> <a href="/about/1.html" target="_blank" class="aBlack" title="关于我们">关于我们</a> <a href="/about/5.html" target="_blank" class="aBlack" title="免责声明">免责声明</a> <a href="#" class="aBlack" title="意见反馈">意见反馈</a> <a href="/about/2.html" class="aBlack" target="_blank" title="联系我们">联系我们</a> <a href="/send.html" class="aBlack" title="广告合作">内容提交</a> <a href="/manual/go/" target="_blank" class="aBlack" title="手册">手册</a> </div> <div class="footTip">Golang学习网：公益在线Go学习平台，帮助Go学习者快速成长！</div> <div class="shareBox"> <span><i class="qq"></i>技术交流群</span> </div> <div class="copyRight"> Copyright 2023 http://www.17golang.com/ All Rights Reserved ｜ <a href="https://beian.miit.gov.cn/" target="_blank" title="备案">湘ICP备19018815号-4</a> </div> </div> <div class="footRight"> <ul class="encodeList"> <li> <div class="encodeImg"> <img src="/assets/examples/qrcode_for_gh.jpg" alt="Golang学习网"> </div> <div class="tit">关注公众号</div> <div class="tip">Golang学习网</div> </li> <div class="clear"></div> </ul> </div> <div class="clear"></div> </div> </div> <!-- 微信登录弹窗 --> <style> .popupBg .n-error{ color: red; } </style> <div class="popupBg"> <div class="loginBoxBox"> <div class="imgbg"> <img src="/assets/images/leftlogo.jpg" alt=""> </div> <!-- 微信登录 --> <div class="loginInfo encodeLogin" style="display: none;"> <div class="closeIcon" onclick="$('.popupBg').hide();"></div> <div class="changeLoginType cursorPointer create_wxqrcode" onclick="$('.loginInfo').hide();$('.passwordLogin').show();"> <div class="tip">密码登录在这里</div> </div> <div class="encodeInfo"> <div class="tit"><i></i> 微信扫码登录或注册</div> <div class="encodeImg"> <span id="wx_login_qrcode"><img src="/assets/examples/code.png" alt="二维码"></span> <!-- <div class="refreshBox"> <p>二维码失效</p> <button type="button" class="create_wxqrcode">刷新1111</button> </div> --> </div> <div class="tip">打开微信扫一扫，快速登录/注册</div> </div> <div class="beforeLoginTip">登录即同意 <a href="#" class="aBlue" title="用户协议">用户协议</a> 和 <a href="#" class="aBlue" title="隐私政策">隐私政策</a></div> </div> <!-- 密码登录 --> <div class="loginInfo passwordLogin"> <div class="closeIcon" onclick="$('.popupBg').hide();"></div> <div class="changeLoginType cursorPointer create_wxqrcode" onclick="$('.loginInfo').hide();$('.encodeLogin').show();"> <div class="tip">微信登录更方便</div> </div> <div class="passwordInfo"> <ul class="logintabs selfTabMenu"> <li class="selfTabItem loginFormLi curr">密码登录</li> <li class="selfTabItem registerFormBox ">注册账号</li> </ul> <div class="selfTabContBox"> <div class="selfTabCont loginFormBox" style="display: block;"> <form name="form" id="login-form" class="form-vertical form" method="POST" action="/index/user/login"> <input type="hidden" name="url" value="//www.17golang.com/article/617583.html"/> <input type="hidden" name="__token__" value="afbea55cb879f86041c3e643d1cb4b9d" /> <div class="form-group" style="height:70px;"> <input class="form-control" id="account" type="text" name="account" value="" data-rule="required" placeholder="邮箱/用户名" autocomplete="off"> </div> <div class="form-group" style="height:70px;"> <input class="form-control" id="password" type="password" name="password" data-rule="required;password" placeholder="密码" autocomplete="off"> </div> <div class="codeBox" style="height:70px;"> <div class="form-group" style="height:70px; width:205px; float: left;"> <input type="text" name="captcha" class="form-control" placeholder="验证码" data-rule="required;length(4)" /> </div> <span class="input-group-btn" style="padding:0;border:none;"> <img src="/captcha.html" width="100" height="45" onclick="this.src = '/captcha.html?r=' + Math.random();"/> </span> </div> <div class="other"> <a href="#" class="forgetPwd aGray" onclick="$('.loginInfo').hide();$('.passwordForget').show();" title="忘记密码">忘记密码</a> </div> <div class="loginBtn mt25"> <button type="submit">登录</button> </div> </form> </div> <div class="selfTabCont registerFormBox" style="display: none;"> <form name="form1" id="register-form" class="form-vertical form" method="POST" action="/index/user/register"> <input type="hidden" name="invite_user_id" value="0"/> <input type="hidden" name="url" value="//www.17golang.com/article/617583.html"/> <input type="hidden" name="__token__" value="afbea55cb879f86041c3e643d1cb4b9d" /> <div class="form-group" style="height:70px;"> <input type="text" name="email" id="email2" data-rule="required;email" class="form-control" placeholder="邮箱"> </div> <div class="form-group" style="height:70px;"> <input type="text" id="username" name="username" data-rule="required;username" class="form-control" placeholder="用户名必须3-30个字符"> </div> <div class="form-group" style="height:70px;"> <input type="password" id="password2" name="password" data-rule="required;password" class="form-control" placeholder="密码必须6-30个字符"> </div> <div class="codeBox" style="height:70px;"> <div class="form-group" style="height:70px; width:205px; float: left;"> <input type="text" name="captcha" class="form-control" placeholder="验证码" data-rule="required;length(4)" /> </div> <span class="input-group-btn" style="padding:0;border:none;"> <img src="/captcha.html" width="100" height="45" onclick="this.src = '/captcha.html?r=' + Math.random();"/> </span> </div> <div class="loginBtn"> <button type="submit">注册</button> </div> </form> </div> </div> </div> <div class="beforeLoginTip">登录即同意 <a href="https://www.17golang.com/about/3.html" target="_blank" class="aBlue" title="用户协议">用户协议</a> 和 <a href="https://www.17golang.com/about/4.html" target="_blank" class="aBlue" title="隐私政策">隐私政策</a></div> </div> <!-- 重置密码 --> <div class="loginInfo passwordForget"> <div class="closeIcon" onclick="$('.popupBg').hide();"></div> <div class="returnLogin cursorPointer" onclick="$('.passwordForget').hide();$('.passwordLogin').show();">返回登录</div> <div class="passwordInfo"> <ul class="logintabs selfTabMenu"> <li class="selfTabItem">重置密码</li> </ul> <div class="selfTabContBox"> <div class="selfTabCont"> <form id="resetpwd-form" class="form-horizontal form-layer nice-validator n-default n-bootstrap form" method="POST" action="/api/user/resetpwd.html" novalidate="novalidate"> <div style="height:70px;"> <input type="text" class="form-control" id="email" name="email" value="" placeholder="输入邮箱" aria-invalid="true"> </div> <div class="codeBox" style="height:70px;"> <div class="form-group" style="height:70px; width:205px; float: left;"> <input type="text" name="captcha" class="form-control" placeholder="验证码" /> </div> <span class="input-group-btn" style="padding:0;border:none;"> <a href="javascript:;" class="btn btn-primary btn-captcha cursorPointer" style="background: #2080F8; border-radius: 4px; color: #fff; padding: 12px; position: absolute;" data-url="/api/ems/send.html" data-type="email" data-event="resetpwd">发送验证码</a> </span> </div> <input type="password" class="form-control" id="newpassword" name="newpassword" value="" placeholder="请输入6-18位密码"> <div class="loginBtn mt25"> <button type="submit">重置密码</button> </div> </form> </div> </div> </div> </div> </div> </div> <script src="/assets/js/juejin-theme.js?v=20260613b" defer></script> <script> var _hmt = _hmt || []; (function() { var hm = document.createElement("script"); hm.src = "https://hm.baidu.com/hm.js?e34c3e8ab31ba35d7e1c48ea8d77315f"; var s = document.getElementsByTagName("script")[0]; s.parentNode.insertBefore(hm, s); })(); </script> <script src="/assets/js/frontend/common.js"></script> </body> </html>