Step - cast
cast ยท category: Strings and type conversion
Converts the value to the given GType (number, string, boolean, uuid, list, map), optionally with a CastPolicy for values that do not convert.
Forms
cast(arg1: GType)
cast(arg1: GType, arg2: CastPolicy)
Example
g.inject("1", "2").cast(GType.LONG).sum().next() // 3