PHP常见类封装
PHP常见类封装，提供可直接使用的代码，例如：$code = new activeCodeObj; $str = $code->getCode($length, $mode); */ class activeCodeObj { function getCode ($length = 32, $mode = 0) { switch ($mode) { case '1': $str = '1234567890'; break; case '2': $str = 'abcdefghijklmnopqrstuvwxyz'; break; case '3': $str = 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'; break; case '4': $str = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz'; break; case '5': $str = 'ABCDEFGHIJKLMNOPQRSTUVWXYZ1234567890'; break; case '6': $str = 'abcdefghijklmnopqrstuvwxyz1234567890'; break; default: $str = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz1234567890'; break; }
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