{"id":1941,"date":"2025-02-23T13:34:23","date_gmt":"2025-02-23T05:34:23","guid":{"rendered":"https:\/\/www.laixuexila.com\/?p=1941"},"modified":"2025-02-23T13:34:23","modified_gmt":"2025-02-23T05:34:23","slug":"html5-%e7%ae%80%e4%bb%8b","status":"publish","type":"post","link":"https:\/\/www.laixuexila.com\/index.php\/2025\/02\/23\/html5-%e7%ae%80%e4%bb%8b\/","title":{"rendered":"HTML5 \u7b80\u4ecb"},"content":{"rendered":"\n

HTML5 \u662f HTML \u7684\u6700\u65b0\u7248\u672c\uff0c\u5b83\u5e26\u6765\u4e86\u8bb8\u591a\u65b0\u7684\u7279\u6027\u548c API\uff0c\u663e\u8457\u6539\u8fdb\u4e86\u7f51\u9875\u7684\u529f\u80fd\u548c\u6027\u80fd\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u91cd\u8981\u7684\u6982\u5ff5\u548c\u65b0\u7279\u6027\uff0c\u5e2e\u52a9\u4f60\u5feb\u901f\u4e86\u89e3 HTML5\uff1a<\/p>\n\n\n\n

1. HTML5 \u7b80\u4ecb<\/strong><\/h3>\n\n\n\n

HTML5 \u662f W3C \u4e8e 2014 \u5e74\u53d1\u5e03\u7684\u4e00\u4e2a\u6807\u51c6\uff0c\u5b83\u4e0d\u4ec5\u5bf9\u6587\u6863\u7684\u7ed3\u6784\u8fdb\u884c\u4e86\u589e\u5f3a\uff0c\u8fd8\u5f15\u5165\u4e86\u5f88\u591a\u65b0\u529f\u80fd\uff0c\u5982\u672c\u5730\u5b58\u50a8\u3001\u97f3\u89c6\u9891\u652f\u6301\u7b49\u3002HTML5 \u7684\u76ee\u6807\u662f\u8ba9\u5f00\u53d1\u8005\u80fd\u591f\u521b\u5efa\u66f4\u52a0\u4e30\u5bcc\u3001\u52a8\u6001\u3001\u4e92\u52a8\u7684\u7f51\u9875\u5e94\u7528\uff0c\u800c\u4e0d\u4f9d\u8d56\u4e8e\u5916\u90e8\u63d2\u4ef6\uff08\u5982 Flash\uff09\u3002<\/p>\n\n\n\n

2. \u65b0\u5143\u7d20<\/strong><\/h3>\n\n\n\n

HTML5 \u5f15\u5165\u4e86\u591a\u4e2a\u65b0\u7684\u8bed\u4e49\u5316\u6807\u7b7e\uff0c\u5b83\u4eec\u6709\u52a9\u4e8e\u4f7f\u9875\u9762\u7ed3\u6784\u66f4\u52a0\u6e05\u6670\u548c\u6613\u4e8e\u7406\u89e3\uff1a<\/p>\n\n\n\n

    \n
  • <header><\/code>\uff1a\u5b9a\u4e49\u7f51\u9875\u7684\u5934\u90e8\u533a\u57df\uff08\u5982\u5bfc\u822a\u3001\u6807\u8bc6\u7b49\uff09\u3002<\/li>\n\n\n\n
  • <footer><\/code>\uff1a\u5b9a\u4e49\u7f51\u9875\u7684\u5e95\u90e8\u533a\u57df\uff08\u901a\u5e38\u5305\u542b\u7248\u6743\u4fe1\u606f\u3001\u8054\u7cfb\u4fe1\u606f\u7b49\uff09\u3002<\/li>\n\n\n\n
  • <article><\/code>\uff1a\u5b9a\u4e49\u72ec\u7acb\u7684\u5185\u5bb9\u533a\u57df\uff0c\u5982\u6587\u7ae0\u6216\u535a\u5ba2\u5e16\u5b50\u3002<\/li>\n\n\n\n
  • <section><\/code>\uff1a\u7528\u4e8e\u5b9a\u4e49\u9875\u9762\u4e2d\u7684\u7ae0\u8282\u6216\u533a\u57df\u3002<\/li>\n\n\n\n
  • <nav><\/code>\uff1a\u5b9a\u4e49\u5bfc\u822a\u94fe\u63a5\u90e8\u5206\u3002<\/li>\n\n\n\n
  • <aside><\/code>\uff1a\u8868\u793a\u4e0e\u5185\u5bb9\u7565\u6709\u5173\u8054\u7684\u90e8\u5206\uff0c\u901a\u5e38\u7528\u6765\u653e\u7f6e\u4fa7\u8fb9\u680f\u7b49\u4fe1\u606f\u3002<\/li>\n\n\n\n
  • <figure><\/code> \u548c <figcaption><\/code>\uff1a\u7528\u4e8e\u8868\u793a\u56fe\u50cf\u6216\u56fe\u5f62\uff0c\u5e76\u63d0\u4f9b\u8bf4\u660e\u3002<\/li>\n\n\n\n
  • <main><\/code>\uff1a\u8868\u793a\u7f51\u9875\u7684\u4e3b\u8981\u5185\u5bb9\u90e8\u5206\u3002<\/li>\n<\/ul>\n\n\n\n

    3. \u65b0\u7684\u8868\u5355\u63a7\u4ef6<\/strong><\/h3>\n\n\n\n

    HTML5 \u589e\u5f3a\u4e86\u8868\u5355\u529f\u80fd\uff0c\u652f\u6301\u66f4\u591a\u7684\u8f93\u5165\u7c7b\u578b\u548c\u5c5e\u6027\uff0c\u4f7f\u8868\u5355\u66f4\u52a0\u7075\u6d3b\uff1a<\/p>\n\n\n\n

      \n
    • type=\"email\"<\/code>\uff1a\u7528\u4e8e\u8f93\u5165\u7535\u5b50\u90ae\u4ef6\u5730\u5740\u3002<\/li>\n\n\n\n
    • type=\"tel\"<\/code>\uff1a\u7528\u4e8e\u8f93\u5165\u7535\u8bdd\u53f7\u7801\u3002<\/li>\n\n\n\n
    • type=\"url\"<\/code>\uff1a\u7528\u4e8e\u8f93\u5165 URL\u3002<\/li>\n\n\n\n
    • type=\"date\"<\/code>\uff1a\u7528\u4e8e\u8f93\u5165\u65e5\u671f\u3002<\/li>\n\n\n\n
    • type=\"range\"<\/code>\uff1a\u7528\u4e8e\u8f93\u5165\u6570\u503c\u8303\u56f4\uff0c\u914d\u5408\u6ed1\u5757\u63a7\u4ef6\u3002<\/li>\n\n\n\n
    • placeholder<\/code>\uff1a\u4e3a\u8f93\u5165\u6846\u63d0\u4f9b\u63d0\u793a\u6587\u672c\u3002<\/li>\n\n\n\n
    • required<\/code>\uff1a\u8868\u793a\u8be5\u5b57\u6bb5\u4e3a\u5fc5\u586b\u9879\u3002<\/li>\n\n\n\n
    • pattern<\/code>\uff1a\u4e3a\u8f93\u5165\u6846\u5b9a\u4e49\u6b63\u5219\u8868\u8fbe\u5f0f\u9a8c\u8bc1\u3002<\/li>\n<\/ul>\n\n\n\n

      4. \u97f3\u89c6\u9891\u652f\u6301<\/strong><\/h3>\n\n\n\n

      HTML5 \u589e\u5f3a\u4e86\u7f51\u9875\u5bf9\u591a\u5a92\u4f53\u7684\u652f\u6301\uff0c\u4e0d\u518d\u4f9d\u8d56\u7b2c\u4e09\u65b9\u63d2\u4ef6\uff08\u5982 Flash\uff09\u3002\u65b0\u589e\u4e86\u4e24\u4e2a\u975e\u5e38\u91cd\u8981\u7684\u6807\u7b7e\uff1a<\/p>\n\n\n\n

        \n
      • <audio><\/code>\uff1a\u7528\u4e8e\u5d4c\u5165\u97f3\u9891\u5185\u5bb9\u3002<\/li>\n\n\n\n
      • <video><\/code>\uff1a\u7528\u4e8e\u5d4c\u5165\u89c6\u9891\u5185\u5bb9\u3002<\/li>\n<\/ul>\n\n\n\n

        \u8fd9\u4e24\u4e2a\u6807\u7b7e\u53ef\u4ee5\u76f4\u63a5\u5728\u6d4f\u89c8\u5668\u4e2d\u64ad\u653e\u97f3\u89c6\u9891\uff0c\u800c\u65e0\u9700\u63d2\u4ef6\u652f\u6301\u3002\u4f60\u8fd8\u53ef\u4ee5\u4f7f\u7528 JavaScript \u63a7\u5236\u64ad\u653e\u3001\u6682\u505c\u3001\u97f3\u91cf\u7b49\u3002<\/p>\n\n\n\n

        <audio controls>\n    <source src=\"audio.mp3\" type=\"audio\/mp3\" \/>\n    \u4f60\u7684\u6d4f\u89c8\u5668\u4e0d\u652f\u6301\u97f3\u9891\u6807\u7b7e\u3002\n<\/audio>\n\n<video controls>\n    <source src=\"video.mp4\" type=\"video\/mp4\" \/>\n    \u4f60\u7684\u6d4f\u89c8\u5668\u4e0d\u652f\u6301\u89c6\u9891\u6807\u7b7e\u3002\n<\/video><\/code><\/pre>\n\n\n\n
        5. Canvas<\/strong><\/h3>\n\n\n\n
        HTML5 \u5f15\u5165\u4e86 <canvas><\/code> \u5143\u7d20\uff0c\u7528\u4e8e\u5728\u7f51\u9875\u4e2d\u7ed8\u5236\u56fe\u5f62\u3001\u52a8\u753b\u6216\u6e38\u620f\u5185\u5bb9\u3002\u901a\u8fc7 JavaScript\uff0c\u53ef\u4ee5\u5728 <canvas><\/code> \u4e0a\u7ed8\u5236\u5404\u79cd\u56fe\u5f62\uff0c\u6bd4\u5982\u77e9\u5f62\u3001\u5706\u5f62\u3001\u8def\u5f84\u7b49\u3002<\/p>\n\n\n\n
        <canvas id=\"myCanvas\" width=\"200\" height=\"200\"><\/canvas>\n\n<script>\nvar canvas = document.getElementById('myCanvas');\nvar ctx = canvas.getContext('2d');\nctx.fillStyle = 'blue';\nctx.fillRect(50, 50, 100, 100);\n<\/script><\/code><\/pre>\n\n\n\n
        6. \u672c\u5730\u5b58\u50a8<\/strong><\/h3>\n\n\n\n
        HTML5 \u5f15\u5165\u4e86\u672c\u5730\u5b58\u50a8\uff08localStorage \u548c sessionStorage\uff09\uff0c\u5141\u8bb8\u7f51\u9875\u5b58\u50a8\u6570\u636e\u5728\u5ba2\u6237\u7aef\uff0c\u8fd9\u4e9b\u6570\u636e\u53ef\u4ee5\u5728\u7528\u6237\u91cd\u65b0\u52a0\u8f7d\u9875\u9762\u65f6\u4fdd\u6301\u5b58\u5728\u3002<\/p>\n\n\n\n
          \n
        • localStorage<\/strong>\uff1a\u5b58\u50a8\u5728\u6d4f\u89c8\u5668\u4e2d\uff0c\u5373\u4f7f\u5173\u95ed\u6d4f\u89c8\u5668\u4e5f\u4e0d\u4f1a\u4e22\u5931\u6570\u636e\u3002<\/li>\n\n\n\n
        • sessionStorage<\/strong>\uff1a\u6570\u636e\u5728\u6d4f\u89c8\u5668\u4f1a\u8bdd\u671f\u95f4\u6709\u6548\uff0c\u5173\u95ed\u6807\u7b7e\u9875\u540e\u6570\u636e\u4f1a\u4e22\u5931\u3002<\/li>\n<\/ul>\n\n\n\n
          \/\/ \u4fdd\u5b58\u6570\u636e\nlocalStorage.setItem('username', 'JohnDoe');\n\n\/\/ \u83b7\u53d6\u6570\u636e\nvar username = localStorage.getItem('username');\n\n\/\/ \u5220\u9664\u6570\u636e\nlocalStorage.removeItem('username');<\/code><\/pre>\n\n\n\n
          7. \u5730\u7406\u4f4d\u7f6e\uff08Geolocation API\uff09<\/strong><\/h3>\n\n\n\n
          HTML5 \u63d0\u4f9b\u4e86 Geolocation API\uff0c\u5141\u8bb8\u7f51\u9875\u8bbf\u95ee\u7528\u6237\u7684\u5730\u7406\u4f4d\u7f6e\u4fe1\u606f\u3002\u5b83\u53ef\u4ee5\u6839\u636e\u7528\u6237\u7684\u8bbe\u5907\u63d0\u4f9b\u7ecf\u7eac\u5ea6\u3001\u6d77\u62d4\u7b49\u4fe1\u606f\u3002<\/p>\n\n\n\n
          if (navigator.geolocation) {\n    navigator.geolocation.getCurrentPosition(function(position) {\n        alert(\"Latitude: \" + position.coords.latitude + \"\\nLongitude: \" + position.coords.longitude);\n    });\n} else {\n    alert(\"Geolocation is not supported by this browser.\");\n}<\/code><\/pre>\n\n\n\n
          8. Web\u5b58\u50a8\u4e0e\u79bb\u7ebf\u5e94\u7528<\/strong><\/h3>\n\n\n\n
          HTML5 \u7684 Web Storage \u548c Application Cache API \u53ef\u4ee5\u8ba9\u7f51\u9875\u5728\u6ca1\u6709\u4e92\u8054\u7f51\u8fde\u63a5\u65f6\u4ecd\u7136\u80fd\u591f\u8fd0\u884c\uff0c\u652f\u6301\u79bb\u7ebf\u7f13\u5b58\u548c\u6570\u636e\u5b58\u50a8\u3002<\/p>\n\n\n\n
            \n
          • Application Cache<\/strong>\uff1a\u5c06\u5e94\u7528\u7a0b\u5e8f\u7684\u8d44\u6e90\u7f13\u5b58\u5230\u5ba2\u6237\u7aef\u8bbe\u5907\u4e0a\uff0c\u8ba9\u7f51\u9875\u53ef\u4ee5\u79bb\u7ebf\u8bbf\u95ee\u3002<\/li>\n\n\n\n
          • Web Storage<\/strong>\uff1a\u63d0\u4f9b\u66f4\u5f3a\u5927\u7684\u6570\u636e\u5b58\u50a8\u80fd\u529b\uff0c\u76f8\u8f83\u4e8e Cookie\uff0c\u53ef\u4ee5\u5b58\u50a8\u66f4\u591a\u7684\u6570\u636e\uff0c\u4e14\u4e0d\u4f1a\u968f\u6bcf\u4e2a\u8bf7\u6c42\u53d1\u9001\u3002<\/li>\n<\/ul>\n\n\n\n
            9. Web Workers<\/strong><\/h3>\n\n\n\n
            Web Workers \u5141\u8bb8\u4f60\u5728\u540e\u53f0\u7ebf\u7a0b\u4e2d\u8fd0\u884c JavaScript \u4ee3\u7801\uff0c\u4ece\u800c\u907f\u514d\u4e86\u963b\u585e\u7528\u6237\u754c\u9762\u7684\u64cd\u4f5c\uff0c\u63d0\u9ad8\u4e86\u6027\u80fd\u3002<\/p>\n\n\n\n
            var worker = new Worker('worker.js');\nworker.postMessage('Hello, Worker!');\nworker.onmessage = function(event) {\n    console.log(event.data);\n};<\/code><\/pre>\n\n\n\n
            10. \u6539\u8fdb\u7684 JavaScript \u652f\u6301<\/strong><\/h3>\n\n\n\n
            HTML5 \u5f3a\u5316\u4e86\u4e0e JavaScript \u7684\u96c6\u6210\uff0c\u63d0\u4f9b\u4e86\u65b0\u7684 API \u4ee5\u53ca\u5bf9\u5f02\u6b65\u52a0\u8f7d\u548c\u4e8b\u4ef6\u5904\u7406\u7684\u6539\u8fdb\uff0c\u5141\u8bb8\u5f00\u53d1\u8005\u66f4\u8f7b\u677e\u5730\u6784\u5efa\u52a8\u6001\u3001\u54cd\u5e94\u5f0f\u7684\u7f51\u9875\u3002<\/p>\n\n\n\n
            \u5c0f\u7ed3\uff1a<\/h3>\n\n\n\n
            HTML5 \u7684\u6700\u5927\u4f18\u52bf\u5728\u4e8e\u5b83\u8ba9\u7f51\u9875\u7684\u5f00\u53d1\u66f4\u52a0\u7b80\u6d01\u4e14\u529f\u80fd\u5f3a\u5927\uff0c\u7279\u522b\u662f\u5728\u591a\u5a92\u4f53\u3001\u5b58\u50a8\u548c\u4e92\u52a8\u65b9\u9762\u3002\u901a\u8fc7\u8fd9\u4e9b\u65b0\u7279\u6027\uff0c\u5f00\u53d1\u8005\u80fd\u591f\u521b\u9020\u51fa\u66f4\u52a0\u4e30\u5bcc\u548c\u7075\u6d3b\u7684\u7f51\u9875\u5e94\u7528\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
            HTML5 \u662f HTML \u7684\u6700\u65b0\u7248\u672c\uff0c\u5b83\u5e26\u6765\u4e86\u8bb8\u591a\u65b0\u7684\u7279\u6027\u548c API\uff0c\u663e\u8457\u6539\u8fdb\u4e86\u7f51\u9875\u7684\u529f\u80fd\u548c\u6027\u80fd\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u91cd […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[75],"tags":[],"class_list":["post-1941","post","type-post","status-publish","format-standard","hentry","category-html5"],"_links":{"self":[{"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/posts\/1941","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=1941"}],"version-history":[{"count":1,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/posts\/1941\/revisions"}],"predecessor-version":[{"id":1942,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/posts\/1941\/revisions\/1942"}],"wp:attachment":[{"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/media?parent=1941"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/categories?post=1941"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/tags?post=1941"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}