php//加密functionencryption($str,$key='gV0iX9aD'){$iv=$key;$data=openssl_encrypt($str,"DES-CBC",$key,OPENSSL_RAW_DATA,$iv);$data=strtolower(bin2hex($data));return$data;}//解密functiondecryption($str,$key='gV0iX9aD'){$iv=$key;returnopenssl_decrypt(hex2bin($str),'DES-CBC',$key...