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Home BasePack Stringl Procedures and Functions IsLetter
See also: IsDigit, IsDigitLetter, StringContains, StringContainsOtherThan, IsUmlaut 

IsLetter

Unit:SDL_stringl
Class:none
Declaration: function IsLetter (c: char): boolean;

The function IsLetter returns TRUE if the character c is a letter in the range of 'A' to 'Z' (either lower or upper case). Note that only the English alphabet is checked; umlauts or other letters of foreign languages are not recognized.

Last Update: 2023-Feb-06