Trim

Trim whitespace from the ends of a string.

Declaration

Source position: line 0

function Trim(

const S: String

):String; function Trim(

const S: widestring

):widestring;

Description

Trim strips blank characters (spaces) at the beginning and end of S and returns the resulting string. Only #32 characters are stripped.

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

Errors

None.

Example

Program Example84;

{ This program demonstrates the Trim function }

Uses sysutils;
{$H+}

Procedure Testit (S : String);

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

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

Notes

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