Length Function - microsoft/MIMWAL GitHub Wiki
Syntax
int Length(value:string)
Description
Returns the length of the string.
Remarks
In the input value is null, the function returns 0.
Supported Version
1.0.0.0 and later
Examples
IIF(And(IsPresent([//Target/MiddleName]),GreaterThan(Length([//Target/MiddleName]),2)),$firstname+" "+[//Target/MiddleName],$firstname)