php代码加密(解密)混淆/php Encryption confusion and decryption

加密/Encryption:,解密/Decryption:
高级加密/Encryption in advanced:,高级解密/Decryption in advanced:

清空输入/Clear input
备注:高级模式下加密,不容易破解。remarks:Encryption in advanced mode is not easy to crack and can only be used.