Description
Decodes a Base64 string into a string with specified encoding.
Syntax
Base64DecodeToString(string[, charset_expression])
Arguments
string - string_expression
charset_expression - string_expression indicating the encoding. The default is UTF-8. See the list of available character sets in https://docs.oracle.com/javase/7/docs/api/java/nio/charset/Charset.html.
Examples
Base64DecodeToString('aGVsbG8gd29ybGQ=','UTF-8') returns 'hello world'
Notes
If the input expression is not a valid Base64 string, it will be ignored and an empty string will be returned.
Return value datatype
String
Impact of null value
If input is null, returns null.