fn.concat

fn.concat(
   parameter1 as xs.anyAtomicType?,
   [parameterN as xs.anyAtomicType?,...]
) as String

Summary

Returns the xs:string that is the concatenation of the values of the specified parameters. Accepts two or more xs:anyAtomicType arguments and casts them to xs:string. If any of the parameters is the empty sequence, the parameter is treated as the zero-length string.

Example

fn.concat("a", "b", "c")

=> abc