//格式化文件大小
function renderSize(value){
if(null==value||value==''){
return "0 Bytes";
}
var unitArr = new Array("Bytes","KB","MB","GB","TB","PB","EB","ZB","YB");
var index=0;
var srcsize = parseFloat(value);
index=Math.floor(Math.log(srcsize)/Math.log(1024));
var size =srcsize/Math.pow(1024,index);
size=size.toFixed(2);//保留的小数位数
return size+unitArr[index];
}
Js格式化显示文件大小
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转载自blog.csdn.net/baidu_23275675/article/details/86079611
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