


      INDEX(3F)                   (UNIX 5.0)                  INDEX(3F)



      NAME
           index - return location of Fortran substring

      SYNTAX
           character*N1 ch1
           character*N2 ch2
           integer i

           i = index(ch1, ch2)

      DESCRIPTION
           Index returns the location of substring ch2 in string ch1.
           The value returned is the position at which substring ch2
           starts, or 0 if it is not present in string ch1.









































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