FLOOR — Integer floor function#

FLOOR(A)#

FLOOR(A) returns the greatest integer less than or equal to X.

Parameters:

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

Returns:

The return value is of type INTEGER(KIND) if KIND is present and of default-kind INTEGER otherwise.

Standard:

Fortran 95 and later

Class:

Elemental function

Syntax:

RESULT = FLOOR(A [, KIND])

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