9.197 NINT — Nearest whole number

Description:
NINT(A) rounds its argument to the nearest whole number.
Standard:
Fortran 77 and later, with KIND argument Fortran 90 and later
Class:
Elemental function
Syntax:
RESULT = NINT(A [, KIND])
Arguments:
A The type of the argument shall be REAL.
KIND (Optional) An INTEGER initialization expression indicating the kind parameter of the result.
Return value:
Returns A with the fractional portion of its magnitude eliminated by rounding to the nearest whole number and with its sign preserved, converted to an INTEGER of the default kind.
Example:
program test_nint
  real(4) x4
  real(8) x8
  x4 = 1.234E0_4
  x8 = 4.321_8
  print *, nint(x4), idnint(x8)
end program test_nint
Specific names:
Name Argument Return Type Standard
NINT(A) REAL(4) A INTEGER Fortran 95 and later
IDNINT(A) REAL(8) A INTEGER Fortran 95 and later
See also:
CEILING, FLOOR

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Licensed under the GNU Free Documentation License, Version 1.3.
https://gcc.gnu.org/onlinedocs/gcc-5.4.0/gfortran/NINT.html