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

TrimLeft

Trim whitespace from the beginning of a string.

Declaration

Source position: sysstrh.inc line 106

function TrimLeft(

  const S: string

):string;

function TrimLeft(

  const S: widestring

):widestring;

function TrimLeft(

  const S: unicodestring

):unicodestring;

Description

Trim strips blank characters (spaces and control characters) at the beginning of S and returns the resulting string. All characters with ordinal values less than or equal to 32 (a space) are stripped.

If the string contains only spaces, an empty string is returned.

Errors

None.

See also

Trim

  

Trim whitespace from the ends of a string.

TrimRight

  

Trim whitespace from the end of a string.

Example

Program Example85;

{ This program demonstrates the TrimLeft function }

Uses sysutils;
{$H+}

Procedure Testit (S : String);

begin
  Writeln ('"',TrimLeft(S),'"');
end;

Begin
  Testit ('  ha ha what gets lost ? ');
  Testit (#10#13'haha ');
  Testit ('              ');
End.

Documentation generated on: Jun 22 2020