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'''Example:'''<br> | '''Example:'''<br> | ||
:'''Base Syntax''' | |||
var | |||
Number : Integer; | |||
begin | |||
Number := 23; | |||
ShowMessage('Number : '+IntToStr(Number)); | |||
Dec(Number); | |||
ShowMessage('Number-1 : '+IntToStr(Number)); | |||
end; | |||
:'''TRObject Syntax''' | |||
var | |||
Number : Integer; | |||
{ | |||
Number = 23; | |||
ShowMessage('Number : '+IntToStr(Number)); | |||
Dec(Number); | |||
ShowMessage('Number-1 : '+IntToStr(Number)); | |||
} | |||
'''Output:'''<br> | '''Output:'''<br> | ||
Number : 23<br> | Number : 23<br> | ||
Number-1 : 22 | Number-1 : 22 | ||
Revision as of 18:52, 12 February 2024
procedure Dec(var Variable Ordinal variable);
The Dec procedure decrements the ordinal Variable parameter passed to it.
Example:
- Base Syntax
var
Number : Integer;
begin
Number := 23;
ShowMessage('Number : '+IntToStr(Number));
Dec(Number);
ShowMessage('Number-1 : '+IntToStr(Number));
end;
- TRObject Syntax
var
Number : Integer;
{
Number = 23;
ShowMessage('Number : '+IntToStr(Number));
Dec(Number);
ShowMessage('Number-1 : '+IntToStr(Number));
}
Output:
Number : 23
Number-1 : 22