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Index Intrinsic

     Index(String, Substring)

Index: INTEGER(KIND=1) function.

String: CHARACTER; scalar; INTENT(IN).

Substring: CHARACTER; scalar; INTENT(IN).

Intrinsic groups: (standard FORTRAN 77).


Returns the position of the start of the first occurrence of string Substring as a substring in String, counting from one. If Substring doesn't occur in String, zero is returned.