# RINDEX

Portability Function: Locates the index of the last occurrence of a substring within a string.

## Module

USE IFPORT

result = RINDEX (string,substr)

string | (Input) Character*(*). Original string to search.
substr | (Input) Character*(*). String to search for.

## Results

The result type is INTEGER(4). The result is the starting position of the final occurrence of substrg in string. The result is zero if substring does not occur in string.

## Example

     USE IFPORT
     character*80 mainstring
     character*4 shortstr
     integer(4) where
     mainstring="Hello Hello Hello Hello There There There"
     shortstr="Hello"
     where=rindex(mainstring,shortstr)
     ! where is 19

Parent topic: Q to R

## See Also

INDEX