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8.85 FLOOR — Integer floor function

Description:
FLOOR(A) returns the greatest integer less than or equal to X.
Standard:
Fortran 95 and later
Class:
Elemental function
Syntax:
RESULT = FLOOR(A [, KIND])
Arguments:

A The type shall be REAL.
KIND (Optional) An INTEGER initialization expression indicating the kind parameter of the result.

Return value:
The return value is of type INTEGER(KIND) if KIND is present and of default-kind INTEGER otherwise.
Example:
          program test_floor
              real :: x = 63.29
              real :: y = -63.59
              print *, floor(x) ! returns 63
              print *, floor(y) ! returns -64
          end program test_floor
     

See also:
CEILING, NINT