{"id":260889,"date":"2024-05-15T13:47:26","date_gmt":"2024-05-15T05:47:26","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/260889.html"},"modified":"2024-05-15T13:47:33","modified_gmt":"2024-05-15T05:47:33","slug":"html%e4%b8%ad%e6%bb%9a%e5%8a%a8%e6%9d%a1%e7%9a%84%e4%bb%a3%e7%a0%81%e6%98%af%e4%bb%80%e4%b9%88-%e5%a6%82%e4%bd%95%e8%ae%be%e7%bd%aehtml%e6%bb%9a%e5%8a%a8%e6%9d%a1","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/260889.html","title":{"rendered":"html\u4e2d\u6eda\u52a8\u6761\u7684\u4ee3\u7801\u662f\u4ec0\u4e48 \u5982\u4f55\u8bbe\u7f6ehtml\u6eda\u52a8\u6761"},"content":{"rendered":"<p style=\"text-align:center\"><img decoding=\"async\" src=\"https:\/\/cdn-kb.worktile.com\/kb\/wp-content\/uploads\/2024\/04\/27115904\/a28d707e-5580-47c5-813b-ef2e9d83ed71.webp\" alt=\"html\u4e2d\u6eda\u52a8\u6761\u7684\u4ee3\u7801\u662f\u4ec0\u4e48 \u5982\u4f55\u8bbe\u7f6ehtml\u6eda\u52a8\u6761\" \/><\/p>\n<p><p><strong>HTML\u4e2d\u7684\u6eda\u52a8\u6761\u662f\u7531CSS\u6837\u5f0f\u63a7\u5236\u7684\uff0c\u800c\u4e0d\u662f\u76f4\u63a5\u901a\u8fc7HTML\u4ee3\u7801\u6765\u5b9e\u73b0\u7684\u3002\u8bbe\u7f6eHTML\u6eda\u52a8\u6761\u4e3b\u8981\u6d89\u53ca\u5230<code>overflow<\/code>\u5c5e\u6027\u3001<code>::-webkit-scrollbar<\/code>\u4f2a\u5143\u7d20\u7684\u4f7f\u7528\u3001\u4ee5\u53ca\u4f7f\u7528JavaScript\u8fdb\u884c\u4ea4\u4e92\u5f0f\u63a7\u5236<\/strong>\u3002\u5728\u8be6\u7ec6\u4ecb\u7ecd\u524d\uff0c\u6211\u4eec\u6df1\u5165\u4e86\u89e3\u4e00\u4e0b\u8fd9\u51e0\u79cd\u65b9\u6cd5\u7684\u5e94\u7528\u3002<\/p>\n<\/p>\n<p><h3>\u4e00\u3001CSS OVERFLOW \u5c5e\u6027<\/h3>\n<\/p>\n<p><p>\u4f7f\u7528CSS\u7684<code>overflow<\/code>\u5c5e\u6027\uff0c\u53ef\u4ee5\u63a7\u5236\u5f53\u5185\u5bb9\u6ea2\u51fa\u5143\u7d20\u6846\u65f6\u53d1\u751f\u7684\u4e8b\u60c5\u3002\u5982\u679c\u4e00\u4e2a\u5143\u7d20\u7684\u5185\u5bb9\u8d85\u51fa\u4e86\u5b83\u7684\u9ad8\u5ea6\u6216\u8005\u5bbd\u5ea6\uff0c<code>overflow<\/code>\u5c5e\u6027\u53ef\u4ee5\u51b3\u5b9a\u662f\u5426\u663e\u793a\u6eda\u52a8\u6761\u3002<\/p>\n<\/p>\n<p><p><strong>\u8bbe\u7f6e<code>overflow<\/code>\u5c5e\u6027\u7684\u57fa\u672c\u7528\u6cd5\u5982\u4e0b<\/strong>\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-css\">.element {<\/p>\n<p>  overflow: auto; \/* \u5f53\u5185\u5bb9\u6ea2\u51fa\u65f6\u663e\u793a\u6eda\u52a8\u6761 *\/<\/p>\n<p>}<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u6216\u8005\u53ef\u4ee5\u5177\u4f53\u8bbe\u7f6e\u6a2a\u5411\u6216\u7eb5\u5411\u7684\u6eda\u52a8\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-css\">.element {<\/p>\n<p>  overflow-x: auto; \/* \u6c34\u5e73\u65b9\u5411\u6eda\u52a8 *\/<\/p>\n<p>  overflow-y: auto; \/* \u5782\u76f4\u65b9\u5411\u6eda\u52a8 *\/<\/p>\n<p>}<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p><code>overflow<\/code>\u5c5e\u6027\u53ef\u80fd\u7684\u503c\u6709 <code>visible<\/code>\u3001<code>hidden<\/code>\u3001<code>scroll<\/code> \u4ee5\u53ca <code>auto<\/code>\u3002<code>visible<\/code>\u8868\u793a\u6ea2\u51fa\u7684\u5185\u5bb9\u4e0d\u4f1a\u88ab\u526a\u5207\uff0c\u53ef\u80fd\u4f1a\u6e32\u67d3\u5728\u5143\u7d20\u6846\u4e4b\u5916\uff0c<code>hidden<\/code>\u4f1a\u9690\u85cf\u6ea2\u51fa\u7684\u5185\u5bb9\uff0c<code>scroll<\/code>\u5c06\u59cb\u7ec8\u663e\u793a\u6eda\u52a8\u6761\uff0c\u800c<code>auto<\/code>\u5219\u4f1a\u6839\u636e\u5185\u5bb9\u81ea\u52a8\u51b3\u5b9a\u662f\u5426\u663e\u793a\u6eda\u52a8\u6761\u3002<\/p>\n<\/p>\n<p><h3>\u4e8c\u3001CSS \u81ea\u5b9a\u4e49\u6eda\u52a8\u6761\u6837\u5f0f<\/h3>\n<\/p>\n<p><p>\u8981\u66f4\u5b8c\u6574\u5730\u63a7\u5236\u6eda\u52a8\u6761\u7684\u5916\u89c2\uff0c\u5e94\u7528<code>::-webkit-scrollbar<\/code>\u4f2a\u5143\u7d20\u6765\u8bbe\u7f6e\u6eda\u52a8\u6761\u7684\u5bbd\u5ea6\u3001\u989c\u8272\u7b49\uff0c\u662f\u4e00\u4e2a\u4e0d\u9519\u7684\u65b9\u6cd5\u3002\u867d\u7136\u8fd9\u4e3b\u8981\u9002\u7528\u4e8e\u57fa\u4e8eWebKit\u7684\u6d4f\u89c8\u5668\uff08\u4f8b\u5982Chrome\u6216Safari\uff09\uff0c\u4f46\u5b83\u63d0\u4f9b\u4e86\u4e30\u5bcc\u7684\u81ea\u5b9a\u4e49\u9009\u9879\u3002<\/p>\n<\/p>\n<p><p><strong>\u81ea\u5b9a\u4e49\u6eda\u52a8\u6761\u7684\u57fa\u672cCSS\u6837\u5f0f\u5982\u4e0b<\/strong>\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-css\">\/* \u5b9a\u4e49\u6eda\u52a8\u6761\u7684\u6574\u4f53\u90e8\u5206\uff0c\u53ef\u4ee5\u8bbe\u7f6e\u5bbd\u5ea6\u3001\u80cc\u666f\u8272\u7b49 *\/<\/p>\n<p>.element::-webkit-scrollbar {<\/p>\n<p>  width: 10px;<\/p>\n<p>}<\/p>\n<p>\/* \u6eda\u52a8\u6761\u7684\u6ed1\u5757 *\/<\/p>\n<p>.element::-webkit-scrollbar-thumb {<\/p>\n<p>  background-color: darkgrey;<\/p>\n<p>  border-radius: 10px;<\/p>\n<p>}<\/p>\n<p>\/* \u6eda\u52a8\u6761\u8f68\u9053 *\/<\/p>\n<p>.element::-webkit-scrollbar-track {<\/p>\n<p>  background: #fff;<\/p>\n<p>}<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u4f7f\u7528\u4f2a\u5143\u7d20\u53ef\u4ee5\u521b\u5efa\u5177\u6709\u66f4\u591a\u4e2a\u6027\u7684\u6eda\u52a8\u6761\u6837\u5f0f\uff0c\u5982\u8bbe\u7f6e\u6ed1\u5757\u7684\u9634\u5f71\u6216\u8f68\u9053\u7684\u8fb9\u6846\u7b49\u3002<\/p>\n<\/p>\n<p><h3>\u4e09\u3001JavaScript \u548c \u6eda\u52a8\u4e8b\u4ef6<\/h3>\n<\/p>\n<p><p>\u6709\u65f6\u5019\uff0c\u53ef\u80fd\u9700\u8981\u66f4\u591a\u5730\u63a7\u5236\u6eda\u52a8\u884c\u4e3a\uff0c\u6bd4\u5982\u68c0\u6d4b\u6eda\u52a8\u4f4d\u7f6e\u3001\u521b\u5efa\u5e73\u6ed1\u6eda\u52a8\u6548\u679c\u6216\u5b9e\u73b0\u65e0\u9650\u6eda\u52a8\u3002\u8fd9\u65f6\uff0c\u5c31\u9700\u8981\u7528\u5230JavaScript\u3002<\/p>\n<\/p>\n<p><p><strong>\u4e0b\u5217JavaScript\u793a\u4f8b\u6f14\u793a\u4e86\u5982\u4f55\u68c0\u6d4b\u6eda\u52a8\u4f4d\u7f6e<\/strong>\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-javascript\">window.onscroll = function() {<\/p>\n<p>  var scrollPosition = document.documentElement.scrollTop || document.body.scrollTop;<\/p>\n<p>  console.log(scrollPosition);<\/p>\n<p>};<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u800c\u60f3\u8981\u5728\u7528\u6237\u70b9\u51fb\u4e00\u4e2a\u6309\u94ae\u65f6\u5e73\u6ed1\u6eda\u52a8\u81f3\u9875\u9762\u9876\u90e8\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u4ee3\u7801\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-javascript\">document.getElementById(&quot;scrollToTopBtn&quot;).addEventListener(&quot;click&quot;, function(){<\/p>\n<p>  window.scrollTo({<\/p>\n<p>    top: 0,<\/p>\n<p>    behavior: &quot;smooth&quot;<\/p>\n<p>  });<\/p>\n<p>});<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u4ee5\u4e0a\u5c31\u662fHTML\u6eda\u52a8\u6761\u8bbe\u7f6e\u7684\u57fa\u7840\u77e5\u8bc6\uff0c\u63a5\u4e0b\u6765\u6211\u4eec\u4f1a\u66f4\u8be6\u7ec6\u5730\u63a2\u8ba8\u5982\u4f55\u8fd0\u7528CSS\u548cJavaScript\u6765\u5236\u4f5c\u548c\u63a7\u5236\u6eda\u52a8\u6761\u3002<\/p>\n<\/p>\n<p><h3>\u56db\u3001\u8be6\u7ec6\u8bbe\u7f6e\u548c\u6280\u5de7<\/h3>\n<\/p>\n<p><h4>CSS \u63a7\u5236\u6eda\u52a8\u6761\u53ef\u89c1\u6027<\/h4>\n<\/p>\n<p><p>\u6839\u636e\u4e0d\u540c\u7684\u8bbe\u8ba1\u9700\u6c42\uff0c\u6709\u65f6\u6211\u4eec\u5e0c\u671b\u6eda\u52a8\u6761\u5728\u5185\u5bb9\u6ea2\u51fa\u7684\u65f6\u5019\u51fa\u73b0\uff0c\u6709\u65f6\u5019\u53c8\u5e0c\u671b\u5b83\u9690\u85cf\u3002<strong>\u901a\u8fc7\u6b63\u786e\u8bbe\u7f6e<code>overflow<\/code>\u5c5e\u6027\uff0c\u6211\u4eec\u53ef\u4ee5\u63a7\u5236\u5b83\u7684\u663e\u793a\u65b9\u5f0f<\/strong>\u3002\u4f8b\u5982\uff0c\u8bbe\u7f6e<code>overflow: hidden<\/code>\u4f1a\u5b8c\u5168\u9690\u85cf\u6eda\u52a8\u6761\uff0c\u5e76\u4e14\u963b\u6b62\u4e86\u6eda\u52a8\u884c\u4e3a\u3002\u8fd9\u5728\u521b\u5efa\u5168\u5c4f\u5e55\u6ed1\u52a8\u9875\u9762\u65f6\u53ef\u80fd\u4f1a\u5f88\u6709\u7528\u3002<\/p>\n<\/p>\n<p><h4>\u6eda\u52a8\u6761\u6837\u5f0f\u7684\u8fdb\u9636\u81ea\u5b9a\u4e49<\/h4>\n<\/p>\n<p><p>\u5982\u679c\u5e0c\u671b\u7f51\u7ad9\u6709\u66f4\u597d\u7684\u89c6\u89c9\u4e00\u81f4\u6027\u6216\u54c1\u724c\u98ce\u683c\uff0c\u6eda\u52a8\u6761\u7684\u5916\u89c2\u5c31\u53d8\u5f97\u5f88\u91cd\u8981\u3002<strong>\u9664\u4e86\u4e0a\u8ff0\u57fa\u7840\u6837\u5f0f\u4e4b\u5916\uff0c\u53ef\u4ee5\u5229\u7528<code>::-webkit-scrollbar<\/code>\u7684\u5176\u4ed6\u4f2a\u5143\u7d20\u8fdb\u884c\u66f4\u591a\u4e2a\u6027\u5316\u8bbe\u7f6e<\/strong>\uff0c\u4f8b\u5982\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-css\">.element::-webkit-scrollbar-button {<\/p>\n<p>  display: block;<\/p>\n<p>  height: 10px;<\/p>\n<p>}<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u4ee5\u4e0a\u4ee3\u7801\u53ef\u4ee5\u4e3a\u6eda\u52a8\u6761\u6dfb\u52a0\u6309\u94ae\uff0c\u4f7f\u7528\u6237\u7684\u6eda\u52a8\u64cd\u4f5c\u66f4\u52a0\u76f4\u89c2\u3002<\/p>\n<\/p>\n<p><h4>JavaScript \u589e\u5f3a\u6eda\u52a8\u529f\u80fd<\/h4>\n<\/p>\n<p><p>\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\uff0c\u5149\u9760CSS\u662f\u65e0\u6cd5\u6ee1\u8db3\u7528\u6237\u5bf9\u6eda\u52a8\u4ea4\u4e92\u7684\u9700\u6c42\u7684\u3002\u4f8b\u5982\uff0c\u5f53\u6211\u4eec\u9700\u8981\u5728\u7528\u6237\u6eda\u52a8\u5230\u9875\u9762\u7684\u67d0\u4e2a\u7279\u5b9a\u90e8\u5206\u65f6\u6267\u884c\u4e00\u4e9b\u52a8\u4f5c\uff0c\u6216\u8005\u6211\u4eec\u9700\u8981\u521b\u5efa\u4e00\u4e2a\u5f53\u7528\u6237\u5230\u8fbe\u9875\u5c3e\u65f6\u81ea\u52a8\u52a0\u8f7d\u65b0\u5185\u5bb9\u7684\u65e0\u9650\u6eda\u52a8\u5217\u8868\uff0c<strong>\u8fd9\u65f6\uff0c\u6dfb\u52a0JavaScript\u76d1\u542c\u5668\u6765\u54cd\u5e94\u6eda\u52a8\u4e8b\u4ef6\u5c31\u663e\u5f97\u5c24\u4e3a\u91cd\u8981<\/strong>\u3002<\/p>\n<\/p>\n<p><pre><code class=\"language-javascript\">window.addEventListener(&#039;scroll&#039;, function() {<\/p>\n<p>  \/\/ \u68c0\u6d4b\u6eda\u52a8\u4f4d\u7f6e\u5e76\u6267\u884c\u52a8\u4f5c<\/p>\n<p>  if(window.innerHeight + window.pageYOffset &gt;= document.body.offsetHeight) {<\/p>\n<p>    \/\/ \u52a8\u6001\u52a0\u8f7d\u5185\u5bb9\u6216\u6267\u884c\u5176\u4ed6\u52a8\u4f5c<\/p>\n<p>  }<\/p>\n<p>});<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><h4>\u7ed3\u5408CSS\u548cJavaScript\u5b9e\u73b0\u52a8\u6001\u6548\u679c<\/h4>\n<\/p>\n<p><p><strong>\u6709\u65f6\u5019\uff0c\u7ed3\u5408CSS\u7684\u8fc7\u6e21\u6548\u679c\u548cJavaScript\u7684\u6eda\u52a8\u76d1\u542c\u5668\uff0c\u53ef\u4ee5\u521b\u5efa\u66f4\u5438\u5f15\u7528\u6237\u7684\u52a8\u6001\u6eda\u52a8\u6548\u679c<\/strong>\u3002\u6bd4\u5982\uff0c\u5728\u7528\u6237\u6eda\u52a8\u8fc7\u7a0b\u4e2d\u6e10\u53d8\u663e\u793a\u5bfc\u822a\u680f\uff0c\u6216\u8005\u5f53\u7528\u6237\u6eda\u52a8\u5230\u7279\u5b9a\u533a\u57df\u65f6\u89e6\u53d1\u52a8\u753b\u3002<\/p>\n<\/p>\n<p><p>\u7efc\u4e0a\u6240\u8ff0\uff0c\u8bbe\u7f6eHTML\u6eda\u52a8\u6761\u6d89\u53ca\u5230CSS\u548cJavaScript\u7684\u591a\u4e2a\u65b9\u9762\u3002\u901a\u8fc7\u7cbe\u5fc3\u8bbe\u8ba1\u6eda\u52a8\u6761\u7684\u884c\u4e3a\u548c\u6837\u5f0f\uff0c\u53ef\u4ee5\u6781\u5927\u5730\u63d0\u5347\u7528\u6237\u7684\u6d4f\u89c8\u4f53\u9a8c\u3002\u5728\u5b9e\u9645\u64cd\u4f5c\u4e2d\u9700\u8981\u6839\u636e\u7f51\u7ad9\u7684\u5177\u4f53\u9700\u6c42\u8fdb\u884c\u8c03\u6574\uff0c\u4ee5\u4e0a\u53ea\u662f\u4e00\u4e9b\u57fa\u672c\u6307\u5bfc\u539f\u5219\u548c\u793a\u4f8b\u4ee3\u7801\uff0c\u771f\u6b63\u7684\u5b9e\u73b0\u53ef\u80fd\u9700\u8981\u66f4\u591a\u7684\u6d4b\u8bd5\u548c\u4f18\u5316\u3002<\/p>\n<\/p>\n<h2><strong>\u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n<p><strong>1. \u5982\u4f55\u5728HTML\u4e2d\u6dfb\u52a0\u6eda\u52a8\u6761\u4ee3\u7801\uff1f<\/strong><\/p>\n<p>\u6dfb\u52a0\u6eda\u52a8\u6761\u4ee3\u7801\u53ef\u4ee5\u8ba9\u9875\u9762\u5185\u5bb9\u6ea2\u51fa\u65f6\u51fa\u73b0\u6eda\u52a8\u6761\uff0c\u4ee5\u4fbf\u7528\u6237\u80fd\u591f\u6eda\u52a8\u5e76\u67e5\u770b\u9690\u85cf\u7684\u5185\u5bb9\u3002<\/p>\n<p>\u8981\u5728HTML\u4e2d\u6dfb\u52a0\u6eda\u52a8\u6761\u4ee3\u7801\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528CSS\u4e2d\u7684overflow\u5c5e\u6027\u3002\u4f8b\u5982\uff0c\u4ee5\u4e0b\u662f\u4e00\u4e2a\u793a\u4f8b\u4ee3\u7801\uff1a<\/p>\n<pre><code class=\"language-html\">&lt;div style=&quot;width: 300px; height: 200px; overflow: auto;&quot;&gt;\n  &lt;!-- \u5728\u8fd9\u91cc\u6dfb\u52a0\u60a8\u5e0c\u671b\u51fa\u73b0\u6eda\u52a8\u6761\u7684\u5185\u5bb9 --&gt;\n&lt;\/div&gt;\n<\/code><\/pre>\n<p>\u5728\u4e0a\u9762\u7684\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u521b\u5efa\u4e86\u4e00\u4e2a\u5c3a\u5bf8\u4e3a300px\u5bbd\u3001200px\u9ad8\u7684div\u5143\u7d20\uff0c\u5e76\u901a\u8fc7\u8bbe\u7f6eoverflow\u5c5e\u6027\u4e3aauto\u6765\u542f\u7528\u6eda\u52a8\u6761\u3002\u5185\u5bb9\u7684\u6ea2\u51fa\u5c06\u5bfc\u81f4\u5782\u76f4\u6eda\u52a8\u6761\u51fa\u73b0\u3002<\/p>\n<p><strong>2. 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