Description |
The TrimLeft function removes blank and control characters (such as line feed) from the start of a string.
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Related commands |
Delete |
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Delete a section of characters from a string |
AnsiMidStr |
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Returns a substring from the middle characters of a string |
AnsiLeftStr |
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Extracts characters from the left of a string |
AnsiRightStr |
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Extracts characters from the right of a string |
Trim |
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Removes leading and trailing blanks from a string |
TrimRight |
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Removes trailing blanks from a string |
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Example code : Illustrating Trim, TrimLeft and TrimRight |
// Full Unit code. // ----------------------------------------------------------- // You must store this code in a unit called Unit1 with a form // called Form1 that has an OnCreate event called FormCreate. unit Unit1; interface uses SysUtils, // Unit containing the TrimLeft command Forms, Dialogs; type TForm1 = class(TForm) procedure FormCreate(Sender: TObject); end; var Form1: TForm1; implementation {$R *.dfm} // Include form definitions procedure TForm1.FormCreate(Sender: TObject); const
PaddedString = ' Letters ';
begin
ShowMessage('[' + TrimLeft(PaddedString) + ']');
ShowMessage('[' + TrimRight(PaddedString) + ']');
ShowMessage('[' + Trim(PaddedString) + ']');
end; end.
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Hide full unit code |
[Letters ]
[ Letters]
[Letters]
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