[Overview][Constants][Types][Classes][Procedures and functions][Variables][Index] Reference for unit 'sysutils' (#rtl)

TStringHelper.IsNullOrWhiteSpace

Check if a string is empty or contains only whitespace characters.

Declaration

Source position: syshelph.inc line 84

public class function TStringHelper.IsNullOrWhiteSpace(

  const AValue: string

):Boolean;

Description

IsNullOrEmpty returns True if string A has length 0 or contains only whitespace characters (characters with ASCII code 32 or less).

See also

TStringHelper.IsNullOrEmpty

  

Check if a string is empty

Trim

  

Trim whitespace from the ends of a string.


Documentation generated on: May 14 2021