解密ocr反混淆
xiaozi 2014-11-21 22:12:00
php 中,`in_array`函数是弱类型比较,强类型比较时,请指定第三个参数为`true`,还可以大大提高程序的性能。
<?php $a = 'hello'; var_dump(in_array($a, [0,1,2,3])); var_dump(in_array($a, [0,1,2,3], true));
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