ce of the substring. CharCount has the location.
*   In this example we get the position of the substring "source".
    MOVE 1 TO CharCount
    INSPECT xStr TALLYING CharCount for CHARACTERS
        BEFORE INITIAL "source".
    DISPLAY "Task6 First occurrence is in char position " CharCount

*   Task7 cindex(xStr,yStr)
*   Find the location of the first occurrence of any of the characters 
*   in substring xStr, in string yStr
*   Solution - Use the PERFORM..VARYING and reference modification to
