integerp (ANSI and GNU Common Lisp Document)

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#### 12.2.58 integerp [Function]

`integerp` object ⇒ generalized-boolean

#### Arguments and Values::

object—an object.

generalized-boolean—a generalized boolean.

#### Description::

Returns true if object is of type integer; otherwise, returns false.

#### Examples::

     (integerp 1) ⇒  true
     (integerp (expt 2 130)) ⇒  true
     (integerp 6/5) ⇒  false
     (integerp nil) ⇒  false

#### Notes::

     (integerp object) ≡ (typep object 'integer)