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PHP使用适合阅读的格式显示文件大小的方法,

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Release: 2016-06-13 09:13:22
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PHP使用适合阅读的格式显示文件大小的方法,

本文实例讲述了PHP使用适合阅读的格式显示文件大小的方法。分享给大家供大家参考。具体分析如下:

文件大小显示,例如 1.7K , 2.9M
代码如下:
复制代码 代码如下:// A much better and accurate version can be found
// in Aidan's PHP Repository:
// http://aidanlister.com/repos/v/function.size_readable.php
/**
 * Returns a human readable filesize
 *
 * @author      wesman20 (php.net)
 * @author      Jonas John
 * @version     0.3
 * @link        http://www.jonasjohn.de/snippets/php/readable-filesize.htm
 */
function HumanReadableFilesize($size) {
    // Adapted from: http://www.php.net/manual/en/function.filesize.php
    $mod = 1024;
    $units = explode(' ','B KB MB GB TB PB');
    for ($i = 0; $size > $mod; $i++) {
        $size /= $mod;
    }
    return round($size, 2) . ' ' . $units[$i];
}

希望本文所述对大家的php程序设计有所帮助。

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