Example of php symmetric encryption algorithm

Share the php symmetric encryption algorithm implementation code.

KEY is a previously defined constant.

Mcrypt::::('ROOT') or ('Access Denied'   encrypt( (mcrypt_encrypt(MCRYPT_RIJNDAEL_256, (), , MCRYPT_MODE_ECB, mcrypt_create_iv(mcrypt_get_iv_size(MCRYPT_RIJNDAEL_256, MCRYPT_MODE_ECB),   decrypt( mcrypt_decrypt(MCRYPT_RIJNDAEL_256, (), (), MCRYPT_MODE_ECB, mcrypt_create_iv(mcrypt_get_iv_size(MCRYPT_RIJNDAEL_256, MCRYPT_MODE_ECB),

Xcrypt. php

         __construct(,  = 'cbc',  = "off" (( 8: ->mcrypt = 16: ->mcrypt = 32: ->mcrypt =: ("Key size must be 8/16/32".jbxue.-> =  (( 'ofb': ->mode = ( == 'off') ('OFB must give a IV');  'cfb': ->mode = ( == 'off') ('CFB must give a IV');  'ecb': ->mode = = 'off';  'cbc': : ->mode = (( "off": ->iv =  "auto":  = =='WINNT' ? MCRYPT_RAND :->iv = mcrypt_create_iv(mcrypt_get_block_size(->mcrypt, ->mode), : ->iv =   www.jbxue.  getIV( = 'base64' ( 'base64':  = (-> 'hex':  = (-> 'bin': :  = ->    encrypt(,  = 'base64' (->mcrypt == MCRYPT_DES)  = ->_pkcs5Pad( ((-> = mcrypt_encrypt(->mcrypt, ->, , ->mode, -> = mcrypt_encrypt(->mcrypt, ->, , -> ( 'base64':  = ( 'hex':  = ( 'bin': :  =     decrypt(,  = "base64" =  ( 'base64':  = ( 'hex':  = ->_hex2bin( 'bin': : ( !==  ((-> = mcrypt_decrypt(->mcrypt, ->, , ->mode, -> = mcrypt_decrypt(->mcrypt, ->, , -> (->mcrypt == MCRYPT_DES)  = ->_pkcs5Unpad( = (   _pkcs5Pad(->blocksize = mcrypt_get_block_size(->mcrypt, -> = ->blocksize - (() % ->  . ((),   _pkcs5Unpad( = ({() - 1 ( > ())   ((, (), () - ) != )   = (, 0, -1 *    _hex2bin( =  =  !==  && ('/^[0-9a-fA-F]+$/i', ) ? ("H*", ) :  

<? ('Content-Type: text/html; Charset = UTF-8; '"xcrypt. php"' <pre> '= (['a'])? ['A']: 'test 100' = '000000'; = '000000'; = '000000'; = Xcrypt (, 'cbc', 'auto' 'vector: '(-> =-> encrypt (, 'base64' =-> decrypt (, 'base64''' after encryption:' ('After decryption: '(' </pre> ';