Read-only. Returns True if the object contains data that is entirely alphabetic, and False otherwise.
Post Extract, AnyApp Post Extract, Pre-Verify, Interactive, Verification Function Key (F-Key), Post-Verify
object.IsAlpha [ strChars ]
IsAlpha is the command.
strChars is a list of other characters that are considered alphabetic. If this optional parameter is empty, or not present, the only valid alphabetic characters are upper and lower case letters A through Z.