NUM_IMAGES - The GNU Fortran Compiler
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### 8.187 `NUM_IMAGES` — Function that returns the number of images

Description:
  Returns the number of images.
Standard:
  Fortran 2008 and later
Class:
  Transformational function
Syntax:
  `RESULT = NUM_IMAGES()`
Arguments: None.
Return value:
  Scalar default-kind integer.
Example:

                INTEGER :: value[*]
                INTEGER :: i
                value = THIS_IMAGE()
                SYNC ALL
                IF (THIS_IMAGE() == 1) THEN
                  DO i = 1, NUM_IMAGES()
                    WRITE(*,'(2(a,i0))') 'value[', i, '] is ', value[i]
                  END DO
                END IF

See also:
  THIS_IMAGE, IMAGE_INDEX