StrToInt

function StrToInt(IntegerString string):Integer;

The StrToInt, it converts a string data (IntegerString) to an integer value.

Example:

Base Syntax

 var
   firstNumber,secondNumber,result : Integer;
 
 begin
 
   firstNumber := StrToInt('100');
   secondNumber := StrToInt('200');
   result := firstNumber + secondNumber;
 
   ShowMessage('Result : '+IntToStr(result));
 
 end;

TRObject Syntax

 var
   firstNumber,secondNumber,result : Integer;
 
 {
 
   firstNumber = StrToInt('100');
   secondNumber = StrToInt('200');
   result = firstNumber + secondNumber;
 
   ShowMessage('Result : '+IntToStr(result));
 
 }

Output:

Result :  300