## 9.3.41 DIM (X, Y)

Description: | Returns the difference between two numbers (if the difference is positive).
Class: | Elemental function; Generic
Arguments: | X | Must be of type integer or real.
| Y | Must have the same type and kind parameters as X.
Results: | The result type is the same as X. The value of the result is X - Y if X is greater than Y; otherwise, the value of the result is zero.

Specific Name | Argument Type | Result Type
--- | --- | ---
| INTEGER(1) | INTEGER(1)
IIDIM | INTEGER(2) | INTEGER(2)
IDIM 1 | INTEGER(4) | INTEGER(4)
KIDIM | INTEGER(8) | INTEGER(8)
DIM | REAL(4) | REAL(4)
DDIM | REAL(8) | REAL(8)
QDIM | REAL(16) | REAL(16)
1 Or JIDIM.

Examples

DIM (6, 2) has the value 4.

DIM (-4.0, 3.0) has the value 0.0.

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