php代码加密解密

转载自：http://www.javashuo.com/article/p-mmyvwrbc-d.htmlphp <?php function RandAbc($length = "") { // 返回随机字符串 $str = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz"; return str_s

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