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floor (Rev #1, changes)

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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

Revision from April 24, 2009 16:07:23 by Jason Blevins

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