Lahey/GNU Fortran

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8.44 CEILING — Integer ceiling function

Description:
CEILING(A) returns the least integer greater than or equal to A.
Standard:
Fortran 95 and later
Class:
Elemental function
Syntax:
RESULT = CEILING(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 a default-kind INTEGER otherwise.
Example:
          program test_ceiling
              real :: x = 63.29
              real :: y = -63.59
              print *, ceiling(x) ! returns 64
              print *, ceiling(y) ! returns -63
          end program test_ceiling
     

See also:
FLOOR, NINT