(ISTR('string',position))
Returns the corresponding integer value.
This function converts a single character, which you specify within a string by position, returning its corresponding ASCII Character Chart Decimal value.
In the following example, the INTEGER value of vDecimalValue is 65 for the capital letter A.
Example:
SET VARIABLE vDecimalValue = (ISTR('R:BASE Rocks!',4))
SHOW VARIABLE
vDecimalValue = 65 INTEGER
