13、JavaScript进度条的实现 「爱情、让人受尽委屈。」 2022-08-22 00:02 157阅读 0赞 1、JavaScript进度条的实现 1.1 html代码 <body> <div id="main"> <div id="progress"></div> </div> <button id="mybut">开始</button> </body> 1.2 style代码 <style type="text/css"> #main { width: 100%; height: 30px; background: #ddd; } #progress { width: 1%; height: 30px; background: #aaf; } #mybut { margin-top: 10px; } </style> 1.3 JavaScript代码 <script type="text/javascript"> function $(id) { return document.getElementById(id); } $('mybut').onclick = function() { var changdu = 1; var setIntervalVal = setInterval(function() { changdu += 5; if (changdu >= 100) { clearInterval(setIntervalVal); } $('progress').style.width = changdu + '%'; }, 100); } </script> 1.4 运行截图 ![20160506224406736][] [20160506224406736]: /images/20220724/1627c01a6f614f1b888d5faf3c9b1a6e.png
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