add count size function
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@ -114,5 +114,15 @@ class Tools {
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}
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return $protocol."://".$_SERVER['SERVER_NAME'];
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}
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function count_size($bit)
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{
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$type = array('Bytes','KB','MB','GB','TB');
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for($i = 0; $bit >= 1024; $i++)//单位每增大1024,则单位数组向后移动一位表示相应的单位
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{
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$bit/=1024;
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}
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return (floor($bit*100)/100).$type[$i];//floor是取整函数,为了防止出现一串的小数,这里取了两位小数
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}
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}
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