SysUtils.LowerCase Function

Converts an ASCII string to lowercase.

Pascal

function LowerCase(const S: string): string; overload;
function LowerCase(const S: string; LocaleOptions: TLocaleOptions): string; overload;

C++

AnsiString LowerCase(const AnsiString S);
AnsiString LowerCase(const AnsiString S, TLocaleOptions LocaleOptions);

File

SysUtils

Description

LowerCase returns a string with the same text as the string passed in S, but with all letters converted to lowercase. The conversion affects only 7-bit ASCII characters between 'A' and 'Z'. To convert 8-bit international characters, use AnsiLowerCase.

C++ Examples:

Copy Code

/*
This example uses an edit control, a label, and a button on a
form. When the user clicks the button, the label shows the text of
the edit control in lower case.
*/
void __fastcall TForm1::Button1Click(TObject *Sender)
{
  Label1->Caption = LowerCase(Edit1->Text);
}

Delphi Examples:

Copy Code

{
This example uses an edit control, a label, and a button on a
form. When the user clicks the button, the label shows the text of
the edit control in lower case.
}
procedure TForm1.Button1Click(Sender: TObject);
begin
  Label1.Caption := SysUtils.LowerCase(Edit1.Text);
end;