{"id":1913,"date":"2025-02-22T13:28:29","date_gmt":"2025-02-22T05:28:29","guid":{"rendered":"https:\/\/www.laixuexila.com\/?p=1913"},"modified":"2025-02-22T13:28:29","modified_gmt":"2025-02-22T05:28:29","slug":"html-%e8%84%9a%e6%9c%ac","status":"publish","type":"post","link":"https:\/\/www.laixuexila.com\/index.php\/2025\/02\/22\/html-%e8%84%9a%e6%9c%ac\/","title":{"rendered":"HTML \u811a\u672c"},"content":{"rendered":"\n

\u5728 HTML \u4e2d\uff0c\u811a\u672c\u901a\u5e38\u662f\u6307\u901a\u8fc7 <script><\/code> \u6807\u7b7e\u5d4c\u5165\u5230\u7f51\u9875\u4e2d\u7684 JavaScript \u4ee3\u7801\u3002JavaScript \u662f\u4e00\u79cd\u7528\u4e8e\u6dfb\u52a0\u52a8\u6001\u884c\u4e3a\u548c\u4ea4\u4e92\u529f\u80fd\u7684\u811a\u672c\u8bed\u8a00\u3002\u4f60\u53ef\u4ee5\u4f7f\u7528 JavaScript \u6765\u64cd\u4f5c\u7f51\u9875\u4e0a\u7684\u5143\u7d20\u3001\u5904\u7406\u4e8b\u4ef6\u3001\u4e0e\u670d\u52a1\u5668\u901a\u4fe1\u7b49\u3002<\/p>\n\n\n\n

1. \u57fa\u672c\u8bed\u6cd5<\/strong><\/h3>\n\n\n\n

HTML \u4e2d\u7684 <script><\/code> \u6807\u7b7e\u7528\u4e8e\u5d4c\u5165\u6216\u5f15\u7528 JavaScript \u4ee3\u7801\u3002<\/p>\n\n\n\n

\u793a\u4f8b\uff1a<\/strong><\/p>\n\n\n\n

<script>\n  \/\/ JavaScript \u4ee3\u7801\n  alert('Hello, World!');\n<\/script><\/code><\/pre>\n\n\n\n
\u8fd9\u6bb5\u4ee3\u7801\u5c06\u5728\u9875\u9762\u52a0\u8f7d\u65f6\u5f39\u51fa\u4e00\u4e2a\u201cHello, World!\u201d\u7684\u6d88\u606f\u6846\u3002<\/p>\n\n\n\n
2. \u5185\u8054 JavaScript<\/strong><\/h3>\n\n\n\n
\u53ef\u4ee5\u76f4\u63a5\u5728 <script><\/code> \u6807\u7b7e\u5185\u5199 JavaScript \u4ee3\u7801\uff0c\u8fd9\u53eb\u505a\u5185\u8054 JavaScript\u3002<\/p>\n\n\n\n
\u793a\u4f8b\uff1a<\/strong><\/p>\n\n\n\n
<!DOCTYPE html>\n<html>\n<head>\n  <title>\u793a\u4f8b\u9875\u9762<\/title>\n<\/head>\n<body>\n  <h1>\u6b22\u8fce\u8bbf\u95ee\u6211\u7684\u7f51\u9875<\/h1>\n\n  <script>\n    document.querySelector('h1').style.color = 'red';  \/\/ \u8bbe\u7f6e\u6807\u9898\u6587\u5b57\u989c\u8272\u4e3a\u7ea2\u8272\n  <\/script>\n<\/body>\n<\/html><\/code><\/pre>\n\n\n\n
\u8fd9\u6bb5\u4ee3\u7801\u4f1a\u5c06\u9875\u9762\u4e2d\u7684 <h1><\/code> \u6807\u7b7e\u7684\u6587\u5b57\u989c\u8272\u8bbe\u7f6e\u4e3a\u7ea2\u8272\u3002<\/p>\n\n\n\n
3. \u5916\u90e8 JavaScript \u6587\u4ef6<\/strong><\/h3>\n\n\n\n
\u4f60\u4e5f\u53ef\u4ee5\u5c06 JavaScript \u4ee3\u7801\u653e\u5165\u4e00\u4e2a\u5355\u72ec\u7684\u6587\u4ef6\u4e2d\uff0c\u7136\u540e\u901a\u8fc7 <script><\/code> \u6807\u7b7e\u5f15\u7528\u3002\u8fd9\u6837\u6709\u52a9\u4e8e\u63d0\u9ad8\u4ee3\u7801\u7684\u7ec4\u7ec7\u6027\u548c\u53ef\u91cd\u7528\u6027\u3002<\/p>\n\n\n\n
\u6b65\u9aa4\uff1a<\/strong><\/p>\n\n\n\n
    \n
  1. \u521b\u5efa\u4e00\u4e2a JavaScript \u6587\u4ef6\uff08\u4f8b\u5982\uff1ascript.js<\/code>\uff09\u3002<\/li>\n\n\n\n
  2. \u5728 HTML \u4e2d\u5f15\u7528\u8be5\u6587\u4ef6\u3002<\/li>\n<\/ol>\n\n\n\n
    \u793a\u4f8b\uff1a<\/strong><\/p>\n\n\n\n
    <!DOCTYPE html>\n<html>\n<head>\n  <title>\u5916\u90e8\u811a\u672c\u793a\u4f8b<\/title>\n<\/head>\n<body>\n  <h1>\u5916\u90e8\u811a\u672c\u793a\u4f8b<\/h1>\n\n  <script src=\"script.js\"><\/script>\n<\/body>\n<\/html><\/code><\/pre>\n\n\n\n
    script.js \u6587\u4ef6\u5185\u5bb9\uff1a<\/strong><\/p>\n\n\n\n
    document.querySelector('h1').style.color = 'blue';  \/\/ \u8bbe\u7f6e\u6807\u9898\u6587\u5b57\u989c\u8272\u4e3a\u84dd\u8272<\/code><\/pre>\n\n\n\n
    4. async<\/code> \u548c defer<\/code> \u5c5e\u6027<\/strong><\/h3>\n\n\n\n
    \u5f53\u4f60\u5f15\u7528\u5916\u90e8 JavaScript \u6587\u4ef6\u65f6\uff0c<script><\/code> \u6807\u7b7e\u53ef\u4ee5\u4f7f\u7528 async<\/code> \u6216 defer<\/code> \u5c5e\u6027\u6765\u63a7\u5236\u811a\u672c\u7684\u52a0\u8f7d\u65b9\u5f0f\u3002<\/p>\n\n\n\n
      \n
    • async<\/code><\/strong>\uff1a\u8868\u793a\u811a\u672c\u662f\u5f02\u6b65\u52a0\u8f7d\u7684\uff0c\u52a0\u8f7d\u5b8c\u6210\u540e\u7acb\u5373\u6267\u884c\u3002\u6b64\u65f6\uff0c\u811a\u672c\u7684\u6267\u884c\u987a\u5e8f\u4e0d\u80fd\u4fdd\u8bc1\u3002<\/li>\n\n\n\n
    • defer<\/code><\/strong>\uff1a\u8868\u793a\u811a\u672c\u4f1a\u5728\u6587\u6863\u89e3\u6790\u5b8c\u6210\u540e\u6267\u884c\uff0c\u6267\u884c\u987a\u5e8f\u548c\u5728 HTML \u4e2d\u7684\u51fa\u73b0\u987a\u5e8f\u76f8\u540c\u3002<\/li>\n<\/ul>\n\n\n\n
      \u793a\u4f8b\uff1a<\/strong><\/p>\n\n\n\n
      <!DOCTYPE html>\n<html>\n<head>\n  <title>\u5f02\u6b65\u548c\u5ef6\u8fdf\u793a\u4f8b<\/title>\n  <script src=\"script.js\" async><\/script>  <!-- \u5f02\u6b65\u52a0\u8f7d -->\n<\/head>\n<body>\n  <h1>\u8fd9\u662f\u4e00\u4e2a\u6d4b\u8bd5\u9875\u9762<\/h1>\n<\/body>\n<\/html>\n\n<!DOCTYPE html>\n<html>\n<head>\n  <title>\u5f02\u6b65\u548c\u5ef6\u8fdf\u793a\u4f8b<\/title>\n  <script src=\"script.js\" defer><\/script>  <!-- \u5ef6\u8fdf\u52a0\u8f7d -->\n<\/head>\n<body>\n  <h1>\u8fd9\u662f\u4e00\u4e2a\u6d4b\u8bd5\u9875\u9762<\/h1>\n<\/body>\n<\/html><\/code><\/pre>\n\n\n\n
      5. \u4e8b\u4ef6\u5904\u7406<\/strong><\/h3>\n\n\n\n
      \u4f60\u53ef\u4ee5\u5728 HTML \u5143\u7d20\u4e2d\u4f7f\u7528 on<\/code> \u4e8b\u4ef6\u5c5e\u6027\u6765\u89e6\u53d1 JavaScript \u811a\u672c\u3002\u4f8b\u5982\uff0c\u53ef\u4ee5\u5728\u6309\u94ae\u70b9\u51fb\u65f6\u6267\u884c\u67d0\u4e2a\u51fd\u6570\u3002<\/p>\n\n\n\n
      \u793a\u4f8b\uff1a<\/strong><\/p>\n\n\n\n
      <button onclick=\"alert('\u6309\u94ae\u88ab\u70b9\u51fb\u4e86\uff01')\">\u70b9\u51fb\u6211<\/button><\/code><\/pre>\n\n\n\n
      \u6216\u8005\u5c06\u4e8b\u4ef6\u7ed1\u5b9a\u5230 JavaScript \u51fd\u6570\u4e2d\uff1a<\/p>\n\n\n\n
      <button id=\"myButton\">\u70b9\u51fb\u6211<\/button>\n\n<script>\n  document.getElementById('myButton').onclick = function() {\n    alert('\u6309\u94ae\u88ab\u70b9\u51fb\u4e86\uff01');\n  };\n<\/script><\/code><\/pre>\n\n\n\n
      6. \u5728\u6587\u6863\u5934\u90e8\u4e0e\u5c3e\u90e8\u63d2\u5165\u811a\u672c<\/strong><\/h3>\n\n\n\n
        \n
      • \u5c06 <script><\/code> \u6807\u7b7e\u653e\u5728\u6587\u6863\u5934\u90e8 (<head><\/code>) \u4e2d\uff1a\u811a\u672c\u4f1a\u5728 HTML \u5185\u5bb9\u52a0\u8f7d\u4e4b\u524d\u6267\u884c\u3002<\/li>\n\n\n\n
      • \u5c06 <script><\/code> \u6807\u7b7e\u653e\u5728\u6587\u6863\u5c3e\u90e8 (<\/body><\/code>) \u4e2d\uff1a\u811a\u672c\u4f1a\u5728 HTML \u5185\u5bb9\u52a0\u8f7d\u5b8c\u6bd5\u540e\u6267\u884c\uff0c\u8fd9\u901a\u5e38\u662f\u6700\u4f73\u5b9e\u8df5\uff0c\u56e0\u4e3a\u5b83\u80fd\u907f\u514d\u811a\u672c\u963b\u585e\u9875\u9762\u7684\u52a0\u8f7d\u3002<\/li>\n<\/ul>\n\n\n\n
        7. \u811a\u672c\u7684\u4f5c\u7528<\/strong><\/h3>\n\n\n\n
          \n
        • \u52a8\u6001\u5185\u5bb9\u66f4\u65b0\uff1a\u4f7f\u7528 JavaScript \u52a8\u6001\u66f4\u65b0\u7f51\u9875\u5185\u5bb9\uff0c\u4f8b\u5982\uff0c\u4fee\u6539\u6587\u672c\u6216\u6837\u5f0f\u3002<\/li>\n\n\n\n
        • \u8868\u5355\u9a8c\u8bc1\uff1a\u5728\u8868\u5355\u63d0\u4ea4\u524d\u9a8c\u8bc1\u7528\u6237\u8f93\u5165\u7684\u5185\u5bb9\u3002<\/li>\n\n\n\n
        • \u4e8b\u4ef6\u76d1\u542c\uff1a\u5728\u7528\u6237\u4e0e\u7f51\u9875\u4ea4\u4e92\u65f6\uff08\u70b9\u51fb\u3001\u6ed1\u52a8\u3001\u8f93\u5165\u7b49\uff09\u89e6\u53d1\u811a\u672c\u3002<\/li>\n\n\n\n
        • \u52a8\u753b\u6548\u679c\uff1a\u4f7f\u7528 JavaScript \u521b\u5efa\u7f51\u9875\u4e0a\u7684\u52a8\u753b\u6548\u679c\u3002<\/li>\n<\/ul>\n\n\n\n
          \u603b\u7ed3<\/h3>\n\n\n\n
          HTML \u811a\u672c\u662f\u901a\u8fc7 <script><\/code> \u6807\u7b7e\u5f15\u5165\u7684 JavaScript \u4ee3\u7801\u3002\u4f60\u53ef\u4ee5\u5c06 JavaScript \u4ee3\u7801\u76f4\u63a5\u5199\u5728 HTML \u6587\u4ef6\u4e2d\uff0c\u4e5f\u53ef\u4ee5\u901a\u8fc7\u5916\u90e8\u6587\u4ef6\u8fdb\u884c\u5f15\u7528\u3002\u4f7f\u7528 JavaScript \u53ef\u4ee5\u5b9e\u73b0\u52a8\u6001\u6548\u679c\u3001\u4ea4\u4e92\u548c\u66f4\u590d\u6742\u7684\u529f\u80fd\u3002\u5728\u73b0\u4ee3\u7f51\u9875\u5f00\u53d1\u4e2d\uff0cJavaScript \u811a\u672c\u51e0\u4e4e\u662f\u6240\u6709\u4ea4\u4e92\u5f0f\u7f51\u9875\u5e94\u7528\u7684\u57fa\u7840\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
          \u5728 HTML \u4e2d\uff0c\u811a\u672c\u901a\u5e38\u662f\u6307\u901a\u8fc7 <script> \u6807\u7b7e\u5d4c\u5165\u5230\u7f51\u9875\u4e2d\u7684 JavaScript \u4ee3 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[56],"tags":[],"class_list":["post-1913","post","type-post","status-publish","format-standard","hentry","category-html"],"_links":{"self":[{"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/posts\/1913","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/comments?post=1913"}],"version-history":[{"count":1,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/posts\/1913\/revisions"}],"predecessor-version":[{"id":1914,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/posts\/1913\/revisions\/1914"}],"wp:attachment":[{"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/media?parent=1913"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/categories?post=1913"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/tags?post=1913"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}