js代码|弹窗显示网站加载时间(js网页弹窗)
时间:2021-08-27 21:54:49 阅读:849
<script> <!-- x = new Date() function cal() { y = new Date() diff = y.getTime() - x.getTime() alert("加载本页共用了 " + diff/1000 + " 秒") } //--></script> </head> <body onload=cal()> <br /> 测试一下 </body>
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