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帮忙看看这段代码是什么意思?看了1个多小时也没看懂,多谢

WBOY
WBOYOriginal
2016-06-13 11:28:49724browse

帮忙看看这段代码是什么意思?看了1个多小时也没看懂,谢谢!
$patt     = array('__PUBLIC__', '__ACTION__', '__CONTROL__', '__WEB__', '__APP__');
$replace  = array('', '', '', '', '');
$content  = str_ireplace('../public', '', $content);
$content  = str_replace($patt, $replace, $content);

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