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8.147 IMAGE_INDEX — Function that converts a cosubscript to an image index ¶

Description:

Returns the image index belonging to a cosubscript.

Standard:

Fortran 2008 and later

Class:

Inquiry function.

Syntax:

RESULT = IMAGE_INDEX(COARRAY, SUB)

Arguments:

COARRAY	Coarray of any type.
SUB	default integer rank-1 array of a size equal to the corank of COARRAY.

Return value:

Scalar default integer with the value of the image index which corresponds to the cosubscripts. For invalid cosubscripts the result is zero.

Example:

INTEGER :: array[2,-1:4,8,*]
! Writes  28 (or 0 if there are fewer than 28 images)
WRITE (*,*) IMAGE_INDEX (array, [2,0,3,1])

See also:

THIS_IMAGE — Function that returns the cosubscript index of this image, NUM_IMAGES — Function that returns the number of images