首页 > 文章 > 前端

输入框放大问题怎么解决

时间：2026-04-09 22:09:51 500浏览收藏

本文深入剖析了移动端（尤其是iOS Safari）输入框聚焦时页面异常放大的根本原因与可靠解决方案，指出单纯依赖viewport的maximum-scale=1早已失效，必须通过CSS与JS协同发力：动态监听focusin/focusout事件精准切换viewport缩放限制、确保输入框font-size≥16px或启用-webkit-text-size-adjust: 100%抑制系统自动放大，并规避transform等干扰因素——三者缺一不可，才能真正根治这一困扰无数前端开发者的“点击即放大”顽疾。

CSS移动端防止输入框获取焦点放大_设置meta viewport的maximum-scale

移动端 Safari 输入框聚焦时页面缩放怎么办

直接加 maximum-scale=1 不解决问题，反而可能锁死双指缩放，而且 iOS 16+ 已部分忽略该属性——真正起效的是组合策略。

viewport meta 的 maximum-scale=1 为什么经常失效

iOS Safari 在或 </code> 获得焦点时，会强制放大文字以提升可读性，此时即使设了 <code>maximum-scale=1</code>，浏览器仍可能临时绕过该限制。更关键的是：<code>user-scalable=no</code> 在 iOS 10+ 已被降级为提示，不具强制力；而仅靠 <code>maximum-scale=1</code> 无法阻止聚焦缩放。</p> <ul><li><code>maximum-scale=1</code> 只约束用户主动缩放行为，不拦截系统自动缩放逻辑</li> <li>缺失 <code>width=device-width</code> 会导致 viewport 解析异常，让 scale 设置整体失效</li> <li>iOS 15.4+ 对 <code>user-scalable=no</code> 的处理更宽松，不能依赖它锁死缩放</li> </ul><h3>CSS + JS 组合方案：禁用聚焦放大最稳的写法</h3> <p>纯 CSS 无法拦截聚焦事件，必须配合 JS 动态控制 <code>viewport</code> 的 <code>content</code> 属性，且要在聚焦瞬间生效。</p> <ul><li>给所有文本类输入框绑定 <code>focus</code> 和 <code>blur</code> 事件</li> <li>聚焦时临时将 <code>maximum-scale</code> 改为 <code>1.0</code>，并移除 <code>user-scalable</code>（避免冲突）</li> <li>失焦后恢复原始 viewport 设置，否则影响后续正常缩放</li> <li>务必在 <code>DOMContentLoaded</code> 后操作，否则 <code><meta name="viewport"></code> 可能尚未解析</li> </ul><pre class="brush:php;toolbar:false;">const vp = document.querySelector('meta[name="viewport"]'); const originalContent = vp?.getAttribute('content') || ''; document.addEventListener('focusin', (e) => { if (e.target.matches('input[type="text"], input[type="search"], textarea')) { vp?.setAttribute('content', 'width=device-width, initial-scale=1.0, maximum-scale=1.0'); } }); document.addEventListener('focusout', () => { setTimeout(() => vp?.setAttribute('content', originalContent), 300); });</pre> <h3>font-size 小于 16px 是触发放大最隐蔽的原因</h3> <p>iOS Safari 默认对 <code>font-size < 16px</code> 的文本输入框强制放大，哪怕 viewport 设置完全正确。这不是 bug，是设计行为——它试图保证可访问性。</p> <ul><li>检查所有 <code>input</code> 和 <code>textarea</code> 的最终计算字号（含继承、rem/em 换算）</li> <li>确保 <code>font-size: 16px</code> 或更大，或用 <code>-webkit-text-size-adjust: 100%</code> 抑制调整</li> <li><code>-webkit-text-size-adjust: none</code> 已废弃，必须用 <code>100%</code>，且需配合 <code>text-size-adjust: 100%</code>（兼容 Android）</li> <li>注意：若父元素设了 <code>transform: scale()</code>，也会干扰字体尺寸判断，导致误触发</li> </ul><p>真正麻烦的不是写几行代码，而是要同时满足 viewport 动态控制、字体尺寸合规、事件时机精准这三层条件——漏掉任意一层，用户点进输入框那一刻，页面还是照常放大。</p><p>以上就是《输入框放大问题怎么解决》的详细内容，更多关于的资料请关注golang学习网公众号！</p> </div> <div class="labsList"> </div> </div>  <div class="contBoxNor"> <div class="contTit"> <div class="tit">相关阅读</div> <a href="/articlelist.html" class="more">更多></a> </div> <ul class="latestReadList"> <li> <div class="info"> <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> | 1年前 | <a href="javascript:;" class="aLightGray" title="提升">提升</a> <a href="javascript:;" class="aLightGray" title="箭头函数">箭头函数</a> <a href="javascript:;" class="aLightGray" title="函数表达式">函数表达式</a> <a href="javascript:;" class="aLightGray" title="函数声明">函数声明</a> <a href="javascript:;" class="aLightGray" title="Function构造函数">Function构造函数</a> </div> <div class="tit lineOverflow"><a href="/article/207000.html" title="JavaScript函数定义及示例详解" class="aBlack">JavaScript函数定义及示例详解</a></div> <div class="opt"> <span><i class="view"></i>502</span> <span class="collectBtn user_collection" data-id="207000" data-type="article" title="收藏"><i class="collect"></i>收藏</span> </div> </li> <li> <div class="info"> <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年前 | <a href="javascript:;" class="aLightGray" title="CSS">CSS</a> <a href="javascript:;" class="aLightGray" title="优化">优化</a> <a href="javascript:;" class="aLightGray" title="体验">体验</a> </div> <div class="tit lineOverflow"><a href="/article/72840.html" title="优化用户界面体验的秘密武器：CSS开发项目经验大揭秘" class="aBlack">优化用户界面体验的秘密武器：CSS开发项目经验大揭秘</a></div> <div class="opt"> <span><i class="view"></i>501</span> <span class="collectBtn user_collection" data-id="72840" data-type="article" title="收藏"><i class="collect"></i>收藏</span> </div> </li> <li> <div class="info"> <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年前 | <a href="javascript:;" class="aLightGray" title="图片轮播">图片轮播</a> <a href="javascript:;" class="aLightGray" title="微信小程序">微信小程序</a> <a href="javascript:;" class="aLightGray" title="特效">特效</a> </div> <div class="tit lineOverflow"><a href="/article/76259.html" title="使用微信小程序实现图片轮播特效" class="aBlack">使用微信小程序实现图片轮播特效</a></div> <div class="opt"> <span><i class="view"></i>501</span> <span class="collectBtn user_collection" data-id="76259" data-type="article" title="收藏"><i class="collect"></i>收藏</span> </div> </li> <li> <div class="info"> <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年前 | <a href="javascript:;" class="aLightGray" title="sessionStorage">sessionStorage</a> <a href="javascript:;" class="aLightGray" title="存储能力">存储能力</a> <a href="javascript:;" class="aLightGray" title="限制解析">限制解析</a> </div> <div class="tit lineOverflow"><a href="/article/83771.html" title="解析sessionStorage的存储能力与限制" class="aBlack">解析sessionStorage的存储能力与限制</a></div> <div class="opt"> <span><i class="view"></i>501</span> <span class="collectBtn user_collection" data-id="83771" data-type="article" title="收藏"><i class="collect"></i>收藏</span> </div> </li> <li> <div class="info"> <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年前 | <a href="javascript:;" class="aLightGray" title="团队合作">团队合作</a> <a href="javascript:;" class="aLightGray" title="冒泡事件">冒泡事件</a> <a href="javascript:;" class="aLightGray" title="促进作用">促进作用</a> </div> <div class="tit lineOverflow"><a href="/article/85057.html" title="探索冒泡活动对于团队合作的推动力" class="aBlack">探索冒泡活动对于团队合作的推动力</a></div> <div class="opt"> <span><i class="view"></i>501</span> <span class="collectBtn user_collection" data-id="85057" data-type="article" title="收藏"><i class="collect"></i>收藏</span> </div> </li> </ul> </div>  <div class="contBoxNor"> <div class="contTit"> <div class="tit">最新阅读</div> <a href="/articlelist.html" class="more">更多></a> </div> <ul class="latestReadList"> <li> <div class="info"> <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> | 1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/20618_new_0_1.html" class="aLightGray" title="sourcemap">sourcemap</a> · <a href="/articletag/39819_new_0_1.html" class="aLightGray" title="错误监控">错误监控</a> · <a href="/articletag/39820_new_0_1.html" class="aLightGray" title="线上排查">线上排查</a> · <a href="javascript:;" class="aLightGray" title="前端">前端</a> <a href="javascript:;" class="aLightGray" title="错误监控">错误监控</a> <a href="javascript:;" class="aLightGray" title="告警">告警</a> <a href="javascript:;" class="aLightGray" title="onerror">onerror</a> <a href="javascript:;" class="aLightGray" title="sourcemap">sourcemap</a> <a href="javascript:;" class="aLightGray" title="unhandledrejection">unhandledrejection</a> </div> <div class="tit lineOverflow"><a href="/article/619915.html" title="前端错误监控实战：onerror、unhandledrejection 和 sourcemap 定位问题" class="aBlack">前端错误监控实战：onerror、unhandledrejection 和 sourcemap 定位问题</a></div> <div class="opt"> <span><i class="view"></i>331</span> <span class="collectBtn user_collection" data-id="619915" data-type="article" title="收藏"><i class="collect"></i>收藏</span> </div> </li> <li> <div class="info"> <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> | 1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/39749_new_0_1.html" class="aLightGray" title="缓存治理">缓存治理</a> · <a href="/articletag/39813_new_0_1.html" class="aLightGray" title="localStorage">localStorage</a> · <a href="/articletag/39814_new_0_1.html" class="aLightGray" title="Web性能">Web性能</a> · <a href="javascript:;" class="aLightGray" title="前端">前端</a> <a href="javascript:;" class="aLightGray" title="本地缓存">本地缓存</a> <a href="javascript:;" class="aLightGray" title="localStorage">localStorage</a> <a href="javascript:;" class="aLightGray" title="过期时间">过期时间</a> <a href="javascript:;" class="aLightGray" title="版本迁移">版本迁移</a> <a href="javascript:;" class="aLightGray" title="异常兜底">异常兜底</a> </div> <div class="tit lineOverflow"><a href="/article/619912.html" title="前端 localStorage 缓存治理实战：过期时间、版本号和异常兜底" class="aBlack">前端 localStorage 缓存治理实战：过期时间、版本号和异常兜底</a></div> <div class="opt"> <span><i class="view"></i>480</span> <span class="collectBtn user_collection" data-id="619912" data-type="article" title="收藏"><i class="collect"></i>收藏</span> </div> </li> <li> <div class="info"> <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> | 1天前 | <a href="/articletag/243_new_0_1.html" class="aLightGray" title="前端">前端</a> · <a href="/articletag/729_new_0_1.html" class="aLightGray" title="性能优化">性能优化</a> · <a href="/articletag/4701_new_0_1.html" class="aLightGray" title="javascript">javascript</a> · <a href="/articletag/39811_new_0_1.html" class="aLightGray" title="图片优化">图片优化</a> · <a href="/articletag/39812_new_0_1.html" class="aLightGray" title="IntersectionObserver">IntersectionObserver</a> · <a href="javascript:;" class="aLightGray" title="前端">前端</a> <a href="javascript:;" class="aLightGray" title="性能优化">性能优化</a> <a href="javascript:;" class="aLightGray" title="图片懒加载">图片懒加载</a> <a href="javascript:;" class="aLightGray" title="IntersectionObserver">IntersectionObserver</a> <a href="javascript:;" class="aLightGray" title="Web性能">Web性能</a> <a href="javascript:;" class="aLightGray" title="首屏优化">首屏优化</a> </div> <div class="tit lineOverflow"><a href="/article/619911.html" title="前端图片懒加载实战：用 IntersectionObserver 降低首屏压力" class="aBlack">前端图片懒加载实战：用 IntersectionObserver 降低首屏压力</a></div> <div class="opt"> <span><i class="view"></i>184</span> <span class="collectBtn user_collection" data-id="619911" data-type="article" title="收藏"><i class="collect"></i>收藏</span> </div> </li> <li> <div class="info"> <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> | 1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/39701_new_0_1.html" class="aLightGray" title="工程实践">工程实践</a> · <a href="/articletag/39796_new_0_1.html" class="aLightGray" title="表单">表单</a> · <a href="javascript:;" class="aLightGray" title="前端">前端</a> <a href="javascript:;" class="aLightGray" title="表单提交">表单提交</a> <a href="javascript:;" class="aLightGray" title="重复提交">重复提交</a> <a href="javascript:;" class="aLightGray" title="幂等">幂等</a> <a href="javascript:;" class="aLightGray" title="请求锁">请求锁</a> </div> <div class="tit lineOverflow"><a href="/article/619889.html" title="前端表单重复提交治理实战：请求锁、按钮状态和失败回滚" class="aBlack">前端表单重复提交治理实战：请求锁、按钮状态和失败回滚</a></div> <div class="opt"> <span><i class="view"></i>273</span> <span class="collectBtn user_collection" data-id="619889" data-type="article" title="收藏"><i class="collect"></i>收藏</span> </div> </li> <li> <div class="info"> <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> | 1天前 | <a href="/articletag/243_new_0_1.html" class="aLightGray" title="前端">前端</a> · <a href="/articletag/729_new_0_1.html" class="aLightGray" title="性能优化">性能优化</a> · <a href="/articletag/4701_new_0_1.html" class="aLightGray" title="javascript">javascript</a> · <a href="/articletag/39783_new_0_1.html" class="aLightGray" title="虚拟列表">虚拟列表</a> · <a href="javascript:;" class="aLightGray" title="前端">前端</a> <a href="javascript:;" class="aLightGray" title="虚拟列表">虚拟列表</a> <a href="javascript:;" class="aLightGray" title="滚动优化">滚动优化</a> <a href="javascript:;" class="aLightGray" title="大数据渲染">大数据渲染</a> <a href="javascript:;" class="aLightGray" title="DOM性能">DOM性能</a> </div> <div class="tit lineOverflow"><a href="/article/619878.html" title="前端虚拟列表实战：10 万条数据如何只渲染可视区域" class="aBlack">前端虚拟列表实战：10 万条数据如何只渲染可视区域</a></div> <div class="opt"> <span><i class="view"></i>352</span> <span class="collectBtn user_collection" data-id="619878" data-type="article" title="收藏"><i class="collect"></i>收藏</span> </div> </li> <li> <div class="info"> <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/729_new_0_1.html" class="aLightGray" title="性能优化">性能优化</a> · <a href="/articletag/4701_new_0_1.html" class="aLightGray" title="javascript">javascript</a> · <a href="/articletag/14161_new_0_1.html" class="aLightGray" title="fetch">fetch</a> · <a href="javascript:;" class="aLightGray" title="前端">前端</a> <a href="javascript:;" class="aLightGray" title="搜索优化">搜索优化</a> <a href="javascript:;" class="aLightGray" title="Fetch">Fetch</a> <a href="javascript:;" class="aLightGray" title="AbortController">AbortController</a> <a href="javascript:;" class="aLightGray" title="请求竞态">请求竞态</a> </div> <div class="tit lineOverflow"><a href="/article/619860.html" title="前端搜索竞态治理实战：用 AbortController 取消过期请求" class="aBlack">前端搜索竞态治理实战：用 AbortController 取消过期请求</a></div> <div class="opt"> <span><i class="view"></i>178</span> <span class="collectBtn user_collection" data-id="619860" data-type="article" title="收藏"><i class="collect"></i>收藏</span> </div> </li> <li> <div class="info"> <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 | </div> <div class="tit lineOverflow"><a href="/article/619858.html" title="前端长任务治理实战：用 PerformanceObserver 找出页面卡顿源头" class="aBlack">前端长任务治理实战：用 PerformanceObserver 找出页面卡顿源头</a></div> <div class="opt"> <span><i class="view"></i>423</span> <span class="collectBtn user_collection" data-id="619858" data-type="article" title="收藏"><i class="collect"></i>收藏</span> </div> </li> <li> <div class="info"> <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> | 1星期前 | </div> <div class="tit lineOverflow"><a href="/article/619691.html" title="CSS数字显示统一技巧，OpenType特性应用方法" class="aBlack">CSS数字显示统一技巧，OpenType特性应用方法</a></div> <div class="opt"> <span><i class="view"></i>209</span> <span class="collectBtn user_collection" data-id="619691" data-type="article" title="收藏"><i class="collect"></i>收藏</span> </div> </li> <li> <div class="info"> <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> | 1星期前 | </div> <div class="tit lineOverflow"><a href="/article/619689.html" title="PerformanceAPI全生命周期预警指南" class="aBlack">PerformanceAPI全生命周期预警指南</a></div> <div class="opt"> <span><i class="view"></i>147</span> <span class="collectBtn user_collection" data-id="619689" data-type="article" title="收藏"><i class="collect"></i>收藏</span> </div> </li> <li> <div class="info"> <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> | 1星期前 | </div> <div class="tit lineOverflow"><a href="/article/619683.html" title="一个按钮控制多个状态的实现方式" class="aBlack">一个按钮控制多个状态的实现方式</a></div> <div class="opt"> <span><i class="view"></i>360</span> <span class="collectBtn user_collection" data-id="619683" data-type="article" title="收藏"><i class="collect"></i>收藏</span> </div> </li> <li> <div class="info"> <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> | 1星期前 | </div> <div class="tit lineOverflow"><a href="/article/619679.html" title="CSSGrid子元素排序技巧分享" class="aBlack">CSSGrid子元素排序技巧分享</a></div> <div class="opt"> <span><i class="view"></i>155</span> <span class="collectBtn user_collection" data-id="619679" data-type="article" title="收藏"><i class="collect"></i>收藏</span> </div> </li> <li> <div class="info"> <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> | 1星期前 | </div> <div class="tit lineOverflow"><a href="/article/619677.html" title="FIMO支持透明度设置吗？" class="aBlack">FIMO支持透明度设置吗？</a></div> <div class="opt"> <span><i class="view"></i>393</span> <span class="collectBtn user_collection" data-id="619677" data-type="article" title="收藏"><i class="collect"></i>收藏</span> </div> </li> </ul> </div>  <div class="contBoxNor"> <div class="contTit"> <div class="tit">课程推荐</div> <a href="/courselist.html" class="more">更多></a> </div> <ul class="classRecomList"> <li> <a href="/course/9.html" title="前端进阶之JavaScript设计模式" class="img_box"> <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="lineOverflow"> 前端进阶之JavaScript设计模式 </dt> <dd class="cont1 lineOverflow">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"> <a href="/course/9.html" title="前端进阶之JavaScript设计模式" class="toStudy">立即学习</a> <span>543次学习</span> </dd> </dl> </li> <li> <a href="/course/2.html" title="GO语言核心编程课程" class="img_box"> <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="lineOverflow"> GO语言核心编程课程 </dt> <dd class="cont1 lineOverflow">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"> <a href="/course/2.html" title="GO语言核心编程课程" class="toStudy">立即学习</a> <span>516次学习</span> </dd> </dl> </li> <li> <a href="/course/74.html" title="简单聊聊mysql8与网络通信" class="img_box"> <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="lineOverflow"> 简单聊聊mysql8与网络通信 </dt> <dd class="cont1 lineOverflow">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"> <a href="/course/74.html" title="简单聊聊mysql8与网络通信" class="toStudy">立即学习</a> <span>500次学习</span> </dd> </dl> </li> <li> <a href="/course/57.html" title="JavaScript正则表达式基础与实战" class="img_box"> <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="lineOverflow"> JavaScript正则表达式基础与实战 </dt> <dd class="cont1 lineOverflow">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"> <a href="/course/57.html" title="JavaScript正则表达式基础与实战" class="toStudy">立即学习</a> <span>487次学习</span> </dd> </dl> </li> <li> <a href="/course/28.html" title="从零制作响应式网站—Grid布局" class="img_box"> <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="lineOverflow"> 从零制作响应式网站—Grid布局 </dt> <dd class="cont1 lineOverflow">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"> <a href="/course/28.html" title="从零制作响应式网站—Grid布局" class="toStudy">立即学习</a> <span>485次学习</span> </dd> </dl> </li> </ul> </div> </div>  <div class="footer"> <ul> <li ><a href="/" class="aLightGray"><em class="navIcon navIconHome"></em><span>首页</span></a></li> <li class="curr"><a href="/articlelist.html" class="aLightGray"><em class="navIcon navIconRead"></em><span>阅读</span></a></li> <li ><a href="/courselist.html" class="aLightGray"><em class="navIcon navIconCourse"></em><span>课程</span></a></li> <li ><a href="/ai.html" class="aLightGray"><em class="navIcon navIconAi"></em><span>AI助手</span></a></li> <li ><a href="/user.html" class="aLightGray"><em class="navIcon navIconUser"></em><span>我的</span></a></li> </ul> </div> <script src="/assets/js/frontend/common.js"></script> <script src="/assets/js/juejin-theme.js?v=20260613b"></script> <script> var _hmt = _hmt || []; (function() { var hm = document.createElement("script"); hm.src = "https://hm.baidu.com/hm.js?3dc5666f6478c7bf39cd5c91e597423d"; var s = document.getElementsByTagName("script")[0]; s.parentNode.insertBefore(hm, s); })(); </script> </body> </html>