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)