Finding the Length of a string

Finding the Length of a string I have to find the length of a string. Lets say the variable is defined as 01 WS-EMP-NAME PIC X(20). Now this employee name may have a name as small as “DEEPAK” so if I find the length of this variable using  COMPUTE LENGTH OF WS-EMP-NAME then I would get the length as 20, while I am looking for the  exact length of item contained in the variable i.e 6 as in this case “; ; ; ;