70 lines
2.1 KiB
HTML
70 lines
2.1 KiB
HTML
<!--
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// 这个demo示例如何动态加载vConsole
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// (1)访问 demo2.html 时（一般情况），不加载vConsole
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// (2)访问 demo2.html?dev_mode=1 时（调试模式），加载vConsole
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--><!DOCTYPE html>
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<html>
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<head>
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<meta charset="utf-8">
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<meta name="viewport" content="width=device-width, initial-scale=1.0, user-scalable=no, viewport-fit=cover">
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<title>vConsole/Demo2</title>
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<link href="./lib/weui.min.css" rel="stylesheet"/>
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<link href="./lib/demo.css" rel="stylesheet"/>
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</head>
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<body ontouchstart>
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<div class="page">
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<h1 class="page_title">Demo 2</h1>
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<a href="javascript:;" class="weui_btn weui_btn_primary js_btn_log">打印日志</a>
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<a href="javascript:;" class="weui_btn weui_btn_default js_btn_dev">打开调试模式</a>
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</div>
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<div class="weui_toptips weui_notice" id="js_tips">已打印log</div>
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</body>
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<script>
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// 判断url参数
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const isDevMode = window.location.search.includes('dev_mode=1');
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const $devBtn = document.querySelector('.js_btn_dev');
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if (isDevMode) {
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$devBtn.innerHTML = '关闭调试模式';
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// 动态引入vConsole
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const elm = document.createElement('SCRIPT');
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elm.src = '../dist/vconsole.min.js';
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elm.onload = () => {
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window.vConsole = new window.VConsole();
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};
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document.body.append(elm);
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} else {
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$devBtn.innerHTML = '打开调试模式';
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}
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$devBtn.addEventListener('touchend', (e) => {
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let search = window.location.search;
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if (isDevMode) {
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search = search.replace('dev_mode=1', '');
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} else {
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search += '&dev_mode=1';
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}
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window.location.search = search;
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});
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document.querySelector('.js_btn_log').addEventListener('touchend', (e) => {
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// 打印log时无须判断是否为dev_mode，
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// 未加载vConsole时，console.log()不会显示到前台
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console.log('Hello World');
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showTips();
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});
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// 用于页面内展示顶部tips
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let tipsTimer;
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const showTips = () => {
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tipsTimer && clearTimeout(tipsTimer);
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const $tips = document.querySelector('#js_tips');
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$tips.style.display = 'block';
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tipsTimer = setTimeout(() => {
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$tips.style.display = 'none';
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}, 1500);
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};
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</script>
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</html> |