digest.hmac_md5_base64
Available inall subroutines.
Returns an MD5-based message authentication code based on the supplied
key and string s. The returned code is Base64-encoded.
Example
declare local var.hmac_md5_base64 STRING;set var.hmac_md5_base64 = digest.hmac_md5_base64("key", "input");# var.hmac_md5_base64 is now "cZ/HW66QBNnoQqSxW4KMBg=="