PHP格式化字节
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<?php function format_bytes($size, $delimiter = '') { $units = array('B', 'KB', 'MB', 'GB', 'TB', 'PB'); for ($i = 0; $size >= 1024 && $i < 5; $i++) $size /= 1024; return round($size, 2) . $delimiter . $units[$i]; } $size = format_bytes(123456); echo $size; |