lang • isletter

IsLetter

Result = IsLetter ( Arg AS String ) AS Boolean

Returns TRUE if the string Arg contains only letters.

A letter is one of the following characters: ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz

Examples

Print IsLetter("Gambas")
True
Print IsLetter("Cool!")
False

See also