JS 小脚本汇聚

  1. 根据文件length展示文件大小

    if (bytes === 0) 
    

    
    							return '0 B';
    

    var k = 1024,
    

    sizes = ['B', 'KB', 'MB', 'GB', 'TB', 'PB', 'EB', 'ZB', 'YB'],
    

    i = Math.floor(Math.log(bytes) / Math.log(k));
    

    return (bytes / Math.pow(k, i)).toPrecision(3) + sizes[i];
    

 

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转载自www.cnblogs.com/ytxiao/p/9070456.html
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