charCode charCode(text: String): Number Returns the Unicode for the first character in an input string. For an empty string, the function fails and returns Unexpected empty string. Parameters Name Description text The input string. Example This example returns Unicode for the "M" in "Mule". Source %dw 2.0 import * from dw::core::Strings output application/json --- { "charCode" : charCode("Mule") } Output { "charCode" : 77 } charCode(text: Null): Null Helper function that enables charCode to work with a null value. Introduced in DataWeave version 2.4.0.