strToInt (Function)

strToInt will convert a string to a number (INT). If the conversion is not possible, strToInt will return 0.

Input:

str : STRING

String to convert.

Returns: INT

The value of the string.

Declaration:

FUNCTION strToInt : INT;
VAR_INPUT
   str : STRING;
END_VAR;

Example:

INCLUDE rtcu.inc
 
VAR
   result : INT;
END_VAR;
 
PROGRAM test;
 
BEGIN
   ...
   result := strToInt(str:="4711");
   // result will contain 4711 after the call
   ...
END;
 
END_PROGRAM;