## 9.3.51 EXPONENT (X)

Description: | Returns the exponent part of the argument when represented as a model number.
Class: | Elemental function; Generic
Arguments: | X must be of type real.
Results: | The result is of type default integer. If X is not equal to zero, the result value is the exponent part of X. The exponent must be within default integer range; otherwise, the result is undefined. If X is zero, the exponent of X is zero. For more information on the exponent part (e) in the real model, see Section D.2.

Examples

EXPONENT (2.0) has the value 2.

If 4.1 is a REAL(4) value, EXPONENT (4.1) has the value 3.

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