{"id":170027,"date":"2024-05-08T16:59:01","date_gmt":"2024-05-08T08:59:01","guid":{"rendered":""},"modified":"2024-05-08T16:59:09","modified_gmt":"2024-05-08T08:59:09","slug":"javascript-%e4%bb%a3%e7%a0%81%e6%80%8e%e4%b9%88%e5%b5%8c%e5%85%a5-html-%e4%b8%ad","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/170027.html","title":{"rendered":"javascript \u4ee3\u7801\u600e\u4e48\u5d4c\u5165 html \u4e2d"},"content":{"rendered":"

\"javascript<\/p>\n

JavaScript\u4ee3\u7801\u53ef\u4ee5\u901a\u8fc7\u51e0\u79cd\u65b9\u5f0f\u5d4c\u5165\u5230HTML\u4e2d\uff0c\u8fd9\u51e0\u79cd\u4e3b\u8981\u65b9\u6cd5\u5305\u62ec\uff1a\u4f7f\u7528<script><\/code>\u6807\u7b7e\u76f4\u63a5\u5728HTML\u6587\u6863\u4e2d\u7f16\u5199JavaScript\u4ee3\u7801\u3001\u901a\u8fc7<script><\/code>\u6807\u7b7e\u7684src<\/code>\u5c5e\u6027\u5f15\u5165\u5916\u90e8JavaScript\u6587\u4ef6\u3001\u4ee5\u53ca\u901a\u8fc7\u4e8b\u4ef6\u5c5e\u6027\u76f4\u63a5\u5728HTML\u6807\u7b7e\u4e0a\u6dfb\u52a0JavaScript\u4ee3\u7801<\/strong>\u3002\u5728\u4f7f\u7528<script><\/code>\u6807\u7b7e\u76f4\u63a5\u5728HTML\u4e2d\u7f16\u5199JavaScript\u65f6\uff0c\u4e00\u822c\u5c06\u6b64\u6807\u7b7e\u7f6e\u4e8e<head><\/code>\u6216<body><\/code>\u6807\u7b7e\u4e2d\u3002\u5f15\u5165\u5916\u90e8JavaScript\u6587\u4ef6\u5219\u6709\u5229\u4e8e\u4ee3\u7801\u7684\u7ef4\u62a4\u548c\u7f13\u5b58\u3002\u800c\u4e8b\u4ef6\u5c5e\u6027\uff0c\u5982onclick<\/code>\u6216onload<\/code>\uff0c\u5219\u5141\u8bb8\u52a8\u6001\u7ed1\u5b9a\u7528\u6237\u4ea4\u4e92\u6216\u5176\u4ed6\u4e8b\u4ef6\u5230\u7279\u5b9a\u7684JavaScript\u51fd\u6570\u3002<\/p>\n<\/p>\n

\u4e00\u3001\u4f7f\u7528<SCRIPT><\/code>\u6807\u7b7e<\/h3>\n<\/p>\n

\u5728HTML\u6587\u6863\u4e2d\u5d4c\u5165JavaScript\u4ee3\u7801\u901a\u5e38\u4f7f\u7528<script><\/code>\u6807\u7b7e\u3002\u8fd9\u4e2a\u6807\u7b7e\u53ef\u4ee5\u653e\u5728HTML\u7684<head><\/code>\u90e8\u5206\u6216\u8005<body><\/code>\u90e8\u5206\uff0c\u5efa\u8bae\u653e\u5728<body><\/code>\u7ed3\u675f\u6807\u7b7e\u4e4b\u524d\uff0c\u4ee5\u52a0\u5feb\u9875\u9762\u52a0\u8f7d\u901f\u5ea6\u3002<\/p>\n<\/p>\n

\u5728<HEAD><\/code>\u4e2d\u5d4c\u5165JavaScript<\/strong><\/h4>\n<\/p>\n

\u5c06JavaScript\u4ee3\u7801\u653e\u5728<head><\/code>\u4e2d\u7684\u4e00\u79cd\u5e38\u89c1\u539f\u56e0\u662f\u786e\u4fdd\u5728DOM\u6e32\u67d3\u4e4b\u524d\u52a0\u8f7d\u811a\u672c\u3002\u8fd9\u6837\u505a\u7684\u53ef\u80fd\u540e\u679c\u662f\u53ef\u80fd\u4f1a\u589e\u52a0\u9875\u9762\u7684\u53ef\u89c1\u52a0\u8f7d\u65f6\u95f4\uff0c\u56e0\u4e3a\u6d4f\u89c8\u5668\u4f1a\u5728\u6267\u884c\u5b8c\u6240\u6709\u5934\u90e8\u811a\u672c\u524d\uff0c\u6682\u505c\u9875\u9762\u6e32\u67d3\u3002<\/p>\n<\/p>\n

<head><\/p>\n
    <script><\/p>\n
        function sayHello() {<\/p>\n
            alert("Hello, world!");<\/p>\n
        }<\/p>\n
    <\/script><\/p>\n
<\/head><\/p>\n
<body><\/p>\n
    <button onclick="sayHello()">Click Me!<\/button><\/p>\n
<\/body><\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728<BODY><\/code>\u4e2d\u5d4c\u5165JavaScript<\/strong><\/h4>\n<\/p>\n
\u5728<body><\/code>\u4e2d\u5d4c\u5165JavaScript\u53ef\u4ee5\u786e\u4fdd\u5728\u811a\u672c\u6267\u884c\u524d\uff0c\u9875\u9762\u4e0a\u7684\u5143\u7d20\u5df2\u7ecf\u88ab\u52a0\u8f7d\u548c\u6e32\u67d3\u3002<\/p>\n<\/p>\n
<body><\/p>\n
    <script><\/p>\n
        \/\/ Your JavaScript code here<\/p>\n
        alert("This script runs when the body loads!");<\/p>\n
    <\/script><\/p>\n
<\/body><\/p>\n
<\/code><\/pre>\n<\/p>\n
\u4e8c\u3001\u5f15\u5165\u5916\u90e8JavaScript\u6587\u4ef6<\/h3>\n<\/p>\n
\u901a\u8fc7<script><\/code>\u6807\u7b7e\u7684src<\/code>\u5c5e\u6027\u5f15\u5165\u5916\u90e8JavaScript\u6587\u4ef6\u4f7f\u5f97\u4ee3\u7801\u66f4\u52a0\u6a21\u5757\u5316\u548c\u53ef\u7ef4\u62a4\u3002\u8fd9\u6837\u7684\u597d\u5904\u662f\u53ef\u4ee5\u5728\u591a\u4e2a\u9875\u9762\u4e4b\u95f4\u5171\u4eab\u4ee3\u7801\uff0c\u5e76\u901a\u8fc7\u6d4f\u89c8\u5668\u7f13\u5b58\u51cf\u5c11\u52a0\u8f7d\u65f6\u95f4\u3002<\/p>\n<\/p>\n
\u5f15\u7528\u5916\u90e8\u811a\u672c\u6587\u4ef6<\/strong><\/h4>\n<\/p>\n
\u4f7f\u7528src\u5c5e\u6027\u6307\u5411\u5916\u90e8\u6587\u4ef6<\/strong>\uff0c\u53ef\u4ee5\u4f7fHTML\u548cJavaScript\u4ee3\u7801\u5206\u5f00\u7ba1\u7406\uff0c\u8fd9\u5bf9\u4e8e\u5927\u578b\u9879\u76ee\u975e\u5e38\u6709\u76ca\u3002<\/p>\n<\/p>\n
<head><\/p>\n
    <script src="path\/to\/your-script.js"><\/script><\/p>\n
<\/head><\/p>\n
<\/code><\/pre>\n<\/p>\n
\u6216\u8005\u5728<body><\/code>\u6807\u7b7e\u7684\u6700\u540e\u8f7d\u5165\uff0c\u4ee5\u63d0\u9ad8\u9875\u9762\u663e\u793a\u901f\u5ea6\uff1a<\/p>\n<\/p>\n
<body><\/p>\n
    <!-- Page content --><\/p>\n
    <script src="path\/to\/your-script.js"><\/script><\/p>\n
<\/body><\/p>\n
<\/code><\/pre>\n<\/p>\n
\u4e09\u3001\u4f7f\u7528HTML\u4e8b\u4ef6\u5c5e\u6027<\/h3>\n<\/p>\n
\u53ef\u4ee5\u901a\u8fc7\u5728HTML\u5143\u7d20\u7684\u4e8b\u4ef6\u5c5e\u6027\u4e2d\u76f4\u63a5\u6dfb\u52a0JavaScript\u4ee3\u7801\u6765\u5904\u7406\u7279\u5b9a\u7684\u4e8b\u4ef6\u3002\u8fd9\u662f\u4e00\u79cd\u5feb\u901f\u7ed1\u5b9a\u4e8b\u4ef6\u5904\u7406\u51fd\u6570\u7684\u65b9\u6cd5\uff0c\u4f46\u96be\u4ee5\u7ef4\u62a4\uff0c\u5e76\u4e14\u53ef\u80fd\u8fdd\u53cd\u5185\u5bb9\u4e0e\u884c\u4e3a\u5206\u79bb\u7684\u539f\u5219\u3002<\/p>\n<\/p>\n
\u4f7f\u7528\u4e8b\u4ef6\u5c5e\u6027<\/strong><\/h4>\n<\/p>\n
\u4e8b\u4ef6\u5c5e\u6027\u4f8b\u5982onclick<\/code>\u3001onload<\/code>\u7b49\u53ef\u4ee5\u76f4\u63a5\u5728HTML\u6807\u7b7e\u5185\u4f7f\u7528\uff0c\u8ddf\u7528\u6237\u4ea4\u4e92\u76f8\u5173\u8054\u3002<\/p>\n<\/p>\n
<button onclick="alert('Button clicked!')">Click Me<\/button><\/p>\n
<\/code><\/pre>\n<\/p>\n
\u7ed1\u5b9a\u4e8b\u4ef6\u76d1\u542c\u5668<\/strong><\/h4>\n<\/p>\n
\u867d\u7136\u53ef\u4ee5\u76f4\u63a5\u4f7f\u7528\u4e8b\u4ef6\u5c5e\u6027\uff0c\u4f46\u66f4\u73b0\u4ee3\u548c\u53ef\u7ef4\u62a4\u7684\u505a\u6cd5\u662f\u4f7f\u7528JavaScript\u6765\u7ed1\u5b9a\u4e8b\u4ef6\u76d1\u542c\u5668\u3002<\/p>\n<\/p>\n
<script><\/p>\n
    document.addEventListener('DOMContentLoaded', function() {<\/p>\n
        var myButton = document.getElementById('myButton');<\/p>\n
        myButton.addEventListener('click', function() {<\/p>\n
            alert('Button clicked!');<\/p>\n
        });<\/p>\n
    });<\/p>\n
<\/script><\/p>\n
<button id="myButton">Click Me<\/button><\/p>\n
<\/code><\/pre>\n<\/p>\n
\u56db\u3001\u4f18\u5316\u548c\u6ce8\u610f\u4e8b\u9879<\/h3>\n<\/p>\n
\u5d4c\u5165JavaScript\u4ee3\u7801\u65f6\u9700\u8981\u6ce8\u610f\u51e0\u4e2a\u5173\u952e\u70b9\uff0c\u4ee5\u786e\u4fdd\u4ee3\u7801\u7684\u6548\u7387\u548c\u5b89\u5168\u6027\u3002<\/p>\n<\/p>\n
\u6587\u6863\u52a0\u8f7d\u5b8c\u6210\u540e\u6267\u884c<\/strong><\/h4>\n<\/p>\n
\u63a8\u8350\u4f7f\u7528DOMContentLoaded<\/code>\u4e8b\u4ef6\u786e\u4fddHTML\u5b8c\u5168\u52a0\u8f7d\u540e\u518d\u8fd0\u884cJavaScript\u4ee3\u7801\u3002<\/p>\n<\/p>\n
document.addEventListener('DOMContentLoaded', function() {<\/p>\n
    \/\/ Your code here<\/p>\n
});<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u907f\u514d\u5185\u8054\u4e8b\u4ef6\u5904\u7406\u5668<\/strong><\/h4>\n<\/p>\n
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\u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n
1. \u5982\u4f55\u5728HTML\u4e2d\u5d4c\u5165JavaScript\u4ee3\u7801\uff1f<\/strong><\/p>\n
\u5728HTML\u4e2d\u5d4c\u5165JavaScript\u4ee3\u7801\u975e\u5e38\u7b80\u5355\u3002\u4f60\u53ef\u4ee5\u4f7f\u7528<script><\/code>\u6807\u7b7e\u5c06JavaScript\u4ee3\u7801\u76f4\u63a5\u63d2\u5165HTML\u6587\u4ef6\u4e2d\u3002\u5177\u4f53\u64cd\u4f5c\u4e3a\uff0c\u5c06\u4ee5\u4e0b\u4ee3\u7801\u653e\u7f6e\u5728HTML\u6587\u4ef6\u7684<head><\/code>\u6216<body><\/code>\u6807\u7b7e\u4e2d\uff1a<\/p>\n
<script>\n  \/\/ \u5728\u8fd9\u91cc\u7f16\u5199\u4f60\u7684JavaScript\u4ee3\u7801\n<\/script>\n<\/code><\/pre>\n
\u8fd9\u6837\uff0c\u6d4f\u89c8\u5668\u5728\u52a0\u8f7dHTML\u65f6\u4f1a\u6267\u884c\u5176\u4e2d\u7684JavaScript\u4ee3\u7801\u3002<\/p>\n
2. \u5982\u4f55\u5728HTML\u4e2d\u5f15\u7528\u5916\u90e8\u7684JavaScript\u6587\u4ef6\uff1f<\/strong><\/p>\n
\u5982\u679c\u4f60\u6709\u4e00\u4e2a\u6216\u591a\u4e2a\u72ec\u7acb\u7684JavaScript\u6587\u4ef6\uff0c\u5e76\u5e0c\u671b\u5728HTML\u4e2d\u5f15\u7528\u5b83\u4eec\uff0c\u53ef\u4ee5\u4f7f\u7528<script><\/code>\u6807\u7b7e\u7684src<\/code>\u5c5e\u6027\u3002\u4f8b\u5982\uff0c\u5047\u8bbe\u4f60\u7684JavaScript\u6587\u4ef6\u662fscript.js<\/code>\uff0c\u4f60\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u4ee3\u7801\u5c06\u5176\u5f15\u7528\u5230HTML\u6587\u4ef6\u4e2d\uff1a<\/p>\n
<script src="script.js"><\/script>\n<\/code><\/pre>\n
\u786e\u4fdd\u5c06script.js<\/code>\u6587\u4ef6\u7684\u8def\u5f84\u4e0eHTML\u6587\u4ef6\u76f8\u5bf9\u6216\u7edd\u5bf9\u8def\u5f84\u5339\u914d\u3002<\/p>\n
3. HTML\u4e2d\u5d4c\u5165JavaScript\u4f1a\u5f71\u54cd\u7f51\u9875\u52a0\u8f7d\u901f\u5ea6\u5417\uff1f<\/strong><\/p>\n
\u5d4c\u5165JavaScript\u4ee3\u7801\u6216\u5f15\u7528\u5916\u90e8JavaScript\u6587\u4ef6\u4f1a\u7565\u5fae\u589e\u52a0\u7f51\u9875\u52a0\u8f7d\u65f6\u95f4\u3002\u7136\u800c\uff0c\u73b0\u4ee3\u6d4f\u89c8\u5668\u91c7\u7528\u4e86\u4e00\u4e9b\u4f18\u5316\u63aa\u65bd\uff0c\u6bd4\u5982\u5f02\u6b65\u52a0\u8f7d\u548c\u5ef6\u8fdf\u52a0\u8f7d\uff0c\u4ee5\u5c3d\u91cf\u51cf\u5c11\u5bf9\u7f51\u9875\u6027\u80fd\u7684\u5f71\u54cd\u3002<\/p>\n
\u4e3a\u4e86\u6700\u5c0f\u5316\u52a0\u8f7d\u65f6\u95f4\uff0c\u5efa\u8bae\u5c06JavaScript\u4ee3\u7801\u653e\u5728\u9875\u9762\u5e95\u90e8\uff0c\u8fd9\u6837\u6d4f\u89c8\u5668\u80fd\u591f\u5728\u52a0\u8f7d\u5b8cHTML\u548cCSS\u4e4b\u540e\u518d\u6267\u884cJavaScript\u3002<\/p>\n
\u53e6\u5916\uff0c\u4f60\u4e5f\u53ef\u4ee5\u4f7f\u7528\u4e00\u4e9b\u4f18\u5316\u6280\u5de7\u6765\u51cf\u5c11JavaScript\u6587\u4ef6\u7684\u5927\u5c0f\uff0c\u6bd4\u5982\u538b\u7f29\u548c\u5408\u5e76\u591a\u4e2a\u6587\u4ef6\u3002\u8fd9\u6837\u53ef\u4ee5\u51cf\u5c11\u6587\u4ef6\u5927\u5c0f\uff0c\u4ece\u800c\u63d0\u9ad8\u52a0\u8f7d\u901f\u5ea6\u3002<\/p>\n
\u8bb0\u4f4f\uff0c\u5728\u5d4c\u5165\u6216\u5f15\u7528JavaScript\u4ee3\u7801\u65f6\uff0c\u8981\u786e\u4fdd\u4ee3\u7801\u7684\u8d28\u91cf\u548c\u53ef\u8bfb\u6027\uff0c\u4ee5\u4fbf\u7ef4\u62a4\u548c\u4f18\u5316\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"JavaScript\u4ee3\u7801\u53ef\u4ee5\u901a\u8fc7\u51e0\u79cd\u65b9\u5f0f\u5d4c\u5165\u5230HTML\u4e2d\uff0c\u8fd9\u51e0\u79cd\u4e3b\u8981\u65b9\u6cd5\u5305\u62ec\uff1a\u4f7f\u7528<script> […]","protected":false},"author":3,"featured_media":170034,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[37],"tags":[],"acf":[],"_links":{"self":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/170027"}],"collection":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/comments?post=170027"}],"version-history":[{"count":0,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/170027\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media\/170034"}],"wp:attachment":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media?parent=170027"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/categories?post=170027"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/tags?post=170027"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}