text md5(text, flags)
Return an MD5 cryptographic 128-bit hash code of text as characters in the UTF-8 charset or an hexadecimal representation of bytes.
Flags:
| Flag | Description | 
|---|---|
| "h" | Expect the text to be an hexadecimal representation of bytes, see hexEncode function. | 
Security warning! The MD5 hash algorithm is no longer considered secure and should not be use for cryptographic purposes.