(PHP 4 >= 4.0.2, PHP 5, PHP 7 < 7.2.0, PECL mcrypt >= 1.0.0)
mcrypt_enc_self_test — �ڴ�ģ���Ͻ����Լ�
This function has been DEPRECATED as of PHP 7.1.0. Relying on this function is highly discouraged.
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