PHP md5(),md5函數 計算字元串的 MD5 散列值 - PHP100
From the documentation on Digest::MD5: md5($data,...) This function will concatenate all arguments, calculate the MD5 digest of this "message", and return it in binary form. md5_hex($data,...) Same as md5(), but will return the digest in hexadecimal form....
網址安全性掃描由 
提供
