7.42 DIM — Dim function

Description:

DIM(X,Y) returns the difference X-Y if the result is positive; otherwise returns zero.

Option:

f95, gnu

Class:

elemental function

Syntax:

X = DIM(X,Y)

Arguments:

X	The type shall be INTEGER(*) or REAL(*)
Y	The type shall be the same type and kind as X.

Return value:

The return value is of type INTEGER(*) or REAL(*).

Example:

          program test_dim
              integer :: i
              real(8) :: x
              i = dim(4, 15)
              x = dim(4.345_8, 2.111_8)
              print *, i
              print *, x
          end program test_dim
     

Specific names:

Name	Argument	Return type	Option
IDIM(X,Y)	INTEGER(4) X,Y	INTEGER(4)	gnu
DDIM(X,Y)	REAL(8) X,Y	REAL(8)	gnu