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/GNU Fortran 7

9.136 IAND — Bitwise logical and

Description:

Bitwise logical AND.

Standard:

Fortran 95 and later, has overloads that are GNU extensions

Class:

Elemental function

Syntax:

RESULT = IAND(I, J)

Arguments:
I The type shall be INTEGER.
J The type shall be INTEGER, of the same kind as I. (As a GNU extension, different kinds are also permitted.)
Return value:

The return type is INTEGER, of the same kind as the arguments. (If the argument kinds differ, it is of the same kind as the larger argument.)

Example:
PROGRAM test_iand
  INTEGER :: a, b
  DATA a / Z'F' /, b / Z'3' /
  WRITE (*,*) IAND(a, b)
END PROGRAM
Specific names:
Name Argument Return type Standard
IAND(A) INTEGER A INTEGER Fortran 95 and later
BIAND(A) INTEGER(1) A INTEGER(1) GNU extension
IIAND(A) INTEGER(2) A INTEGER(2) GNU extension
JIAND(A) INTEGER(4) A INTEGER(4) GNU extension
KIAND(A) INTEGER(8) A INTEGER(8) GNU extension
See also:

IOR, IEOR, IBITS, IBSET, IBCLR, NOT

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Licensed under the GNU Free Documentation License, Version 1.3.
https://gcc.gnu.org/onlinedocs/gcc-7.1.0/gfortran/IAND.html