integerp

integerp( 
g_obj 
) 
=> t / nil

Checks if an object is an integer. This function is the same as fixp.

The suffix p is usually added to the name of a function to indicate that it is a predicate function.

g_obj

Any SKILL object.

`t`	The given object is an integer.
`nil`	The given object is not an integer.

(integerp 123)

=> t
(integerp "123")

=> nil