{"id":33605,"date":"2024-05-17T11:35:58","date_gmt":"2024-05-17T03:35:58","guid":{"rendered":"https:\/\/www.zhidianwl.com\/zhidian\/?p=33605"},"modified":"2024-05-17T11:35:58","modified_gmt":"2024-05-17T03:35:58","slug":"%e5%89%8d%e7%ab%af%e7%94%a8h5%e5%81%9a%e7%a6%bb%e7%ba%bfapp%e6%93%8d%e4%bd%9c%e5%8a%9e%e6%b3%95%e4%bb%8b%e7%bb%8d","status":"publish","type":"post","link":"https:\/\/www.zhidianwl.com\/zhidian\/2024\/33605\/","title":{"rendered":"\u524d\u7aef\u7528h5\u505a\u79bb\u7ebfapp\u64cd\u4f5c\u529e\u6cd5\u4ecb\u7ecd"},"content":{"rendered":"<p>\u4e00\u3001\u4ec0\u4e48\u662f\u79bb\u7ebfApp<\/p>\n<p>\u79bb\u7ebfApp\u662f\u6307\u5b8c\u5168\u53ef\u4ee5\u5728\u79bb\u7ebf\u72b6\u6001\uff08\u5373\u6ca1\u6709\u7f51\u7edc\u8fde\u63a5\uff09\u4f7f\u7528\u7684\u5e94\u7528\u7a0b\u5e8f\uff0c\u5c31\u50cf\u539f\u751f\u5e94\u7528\u4e00\u6837\u8fd0\u884c\u3002<\/p>\n<p>\u4e8c\u3001\u4e3a\u4ec0\u4e48\u8981\u7528H5\u505a\u79bb\u7ebfApp<\/p>\n<p>\u4f7f\u7528H5\u505a\u79bb\u7ebfApp\u4e3b\u8981\u6709\u4ee5\u4e0b\u51e0\u4e2a\u539f\u56e0\uff1a<\/p>\n<p>1.\u7b80\u5355\u6613\u7528\u3002<\/p>\n<p>2.\u7701\u53bb\u4e86\u5b89\u88c5\u3001\u5347\u7ea7\u7b49\u9ebb\u70e6\u7684\u8fc7\u7a0b\u3002<\/p>\n<p>3.\u4e0d\u4f9d\u8d56\u64cd\u4f5c\u7cfb\u7edf\uff0c\u53ef\u4ee5\u8de8\u5e73\u53f0\u4f7f\u7528\u3002<\/p>\n<p>4.\u652f\u6301\u79bb\u7ebf\u90e8\u7f72\uff0c\u5373\u4fbf\u5728\u6ca1\u6709\u7f51\u7edc\u7684\u60c5\u51b5\u4e0b\u4e5f\u53ef\u4ee5\u4f7f\u7528\u3002<\/p>\n<p>\u4e09\u3001\u5982\u4f55\u7528H5\u505a\u79bb\u7ebfApp<\/p>\n<p>1.\u79bb\u7ebf\u7f13\u5b58<\/p>\n<p>\u79bb\u7ebf\u7f13\u5b58\u53ef\u4ee5\u5c06\u5e94\u7528\u7a0b\u5e8f\u7684\u6240\u6709\u5fc5\u9700\u6587\u4ef6\u7f13\u5b58\u5230\u672c\u5730\uff0c\u4f7f\u5f97\u5e94\u7528\u7a0b\u5e8f\u53ef\u4ee5\u5728\u79bb\u7ebf\u72b6\u6001\u4e0b\u8fd0\u884c\u3002<\/p>\n<p>\u5728HTML5\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528manifest\u6587\u4ef6\u6765\u6307\u5b9a\u54ea\u4e9b\u6587\u4ef6\u9700\u8981\u88ab\u7f13\u5b58\uff0c\u5982\u4e0b\u56fe\u6240\u793a\uff1a<\/p>\n<p>&#8220;`<\/p>\n<p>CACHE MANIF<\/p>\n<p><figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/cdn.myapp.ltd\/ag\/96\/sucai\/3.jpg\" \/><\/figure>\n<\/p>\n<p>EST<\/p>\n<p>#Version 1.0<\/p>\n<p>CACHE:<\/p>\n<p>index.html<\/p>\n<p>style.css<\/p>\n<p>main.js<\/p>\n<p>logo.png<\/p>\n<p>NETWORK:<\/p>\n<p>api.server.com<\/p>\n<p>&#8220;`<\/p>\n<p>\u5176\u4e2d\uff0cCACHE\u548cNETWORK\u5206\u522b\u4ee3\u8868\u9700\u8981\u7f13\u5b58\u548c\u9700\u8981\u4ece\u7f51\u7edc\u8bf7\u6c42\u7684\u6587\u4ef6\uff0c\u800c#Version 1.0\u5219\u4ee3\u8868manifest\u6587\u4ef6\u7684\u7248\u672c\u53f7\uff0c\u53d1\u751f\u53d8\u5316\u65f6\u6d4f\u89c8\u5668\u4f1a\u66f4\u65b0\u7f13\u5b58\u3002<\/p>\n<p>\u5728HTML\u6587\u6863\u4e2d\uff0c\u9700\u8981\u6dfb\u52a0manifest\u5c5e\u6027\u6765\u6307\u5b9amanifest\u6587\u4ef6\u7684\u8def\u5f84\uff0c\u5982\u4e0b\u56fe\u6240\u793a\uff1a<\/p>\n<p>&#8220;`<\/p>\n<\/p>\n<p>\n<p>\n<p>    <title>Example<\/title><\/p>\n<\/p>\n<p>\n<p>    \/\/ &#8230;<\/p>\n<\/p>\n<p>&#8220;`<\/p>\n<p>\u5f53\u6d4f\u89c8\u5668\u7b2c\u4e00\u6b21\u8bbf\u95ee\u8be5\u7f51\u9875\u65f6\uff0c\u4f1a\u81ea\u52a8\u4e0b\u8f7d\u5e76\u7f13\u5b58manifest\u4e2d\u6307\u5b9a\u7684\u6587\u4ef6\uff0c\u4e4b\u540e\u5c31\u53ef\u4ee5\u5728\u79bb\u7ebf\u72b6\u6001\u4e0b\u4f7f\u7528\u5e94\u7528\u7a0b\u5e8f\u4e86\u3002<\/p>\n<p>2.indexedDB<\/p>\n<p>indexedDB\u662fHTML5\u4e2d\u65b0\u5f15\u5165\u7684\u5ba2\u6237\u7aef\u5b58\u50a8API\uff0c\u53ef\u4ee5\u5728\u672c\u5730\u5b58\u50a8\u5927\u91cf\u7ed3\u6784\u5316\u6570\u636e\u3002<\/p>\n<p>\u901a\u8fc7indexedDB\u53ef\u4ee5\u5b9e\u73b0\u672c\u5730\u7f13\u5b58\u6570\u636e\u3001\u79bb\u7ebf\u5b58\u50a8\u3001\u79bb\u7ebf\u64cd\u4f5c\u6570\u636e\u7b49\u529f\u80fd\uff0c\u53ef\u4ee5\u65b9\u4fbf\u79bb\u7ebf\u5e94\u7528\u7a0b\u5e8f\u7684\u5f00\u53d1\u3002<\/p>\n<p>\u4e0b\u9762\u662f\u4e00\u4e2a\u7b80\u5355\u7684\u4f7f\u7528\u793a\u4f8b\uff1a<\/p>\n<p>&#8220;`<\/p>\n<p>var request = window.indexedDB.open(&#8220;myDB&#8221;, 1);<\/p>\n<p>request.onerror = function(event) {<\/p>\n<p>  console.log(&#8220;Error: &#8220;, event.target.error);<\/p>\n<p>};<\/p>\n<p>request.onupgradeneeded = func<a href=\"https:\/\/h5app.yimenapp.cn\/h5-app-481.html\">h5\u6253\u5305\u7684app\u53ef\u4ee5\u8de8\u5e73\u53f0\u5417<\/a>tion(event) {<\/p>\n<p>  var db = event.target.result;<\/p>\n<p>  var store = db.createObjectStore(&#8220;users&#8221;, {keyPath: &#8220;id&#8221;});<\/p>\n<p>  store.put({id: 1, name: &#8220;John&#8221;, age: 30});<\/p>\n<p>};<\/p>\n<p>request.onsuccess = function(event) {<\/p>\n<p>  var db = event.target.result;<\/p>\n<p>  var tx = db.transaction(&#8220;users&#8221;, &#8220;readonly&#8221;);<\/p>\n<p>  var store = tx.objectStore(&#8220;users&#8221;);<\/p>\n<p>  var request = store.get(1);<\/p>\n<p>  request.onsuccess = function() {<\/p>\n<p>    console.log(request.result.name);   \/\/ John<\/p>\n<p>  };<\/p>\n<p>};<\/p>\n<p>&#8220;`<\/p>\n<p>\u901a\u8fc7\u4ee5\u4e0a\u4ee3<a href=\"https:\/\/h5app.yimenapp.cn\/h5-app-2131.html\">\u7528h5\u7f51\u9875\u6253\u5305app<\/a>\u7801\uff0c\u53ef\u4ee5\u5b9e\u73b0\u6253\u5f00\u540d\u4e3amyDB\u7684\u6570\u636e\u5e93\uff0c\u521b\u5efa\u4e00\u4e2a\u540d\u4e3ausers\u7684\u5bf9\u8c61\u5b58\u50a8\uff0c\u5e76\u5411\u8be5\u5b58\u50a8\u4e2d\u6dfb\u52a0\u4e00\u6761\u6570\u636e\uff1a{id: 1, name: &#8220;John&#8221;, age: 30}\uff0c\u4e4b\u540e\u4ece\u8be5\u5b58\u50a8\u4e2d\u83b7\u53d6id\u4e3a1\u7684\u6570\u636e\uff0c\u5e76\u8f93\u51fa\u8be5\u6570\u636e\u7684name\u5c5e\u6027\u3002<\/p>\n<p>3.localStorage<\/p>\n<p>localStorage\u662fHTML5\u4e2d\u63d0\u4f9b\u7684\u5ba2\u6237\u7aef\u5b58\u50a8API\uff0c\u53ef\u4ee5\u5728\u672c\u5730\u5b58\u50a8\u6587\u672c\u6570\u636e\u3002<\/p>\n<p>\u901a\u8fc7localStorage\u53ef\u4ee5\u65b9\u4fbf\u5730\u5b9e\u73b0\u5e94\u7528\u7a0b\u5e8f\u7684\u672c\u5730\u7f13\u5b58\u529f\u80fd\uff0c\u5982\u4e0b\u6240\u793a\uff1a<\/p>\n<p>&#8220;`<\/p>\n<p>localStorage.setItem(&#8220;name&#8221;, &#8220;John&#8221;);<\/p>\n<p>var name = localStorage.getItem(&#8220;name&#8221;);<\/p>\n<p>console.log(name); 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