CLCS
Function

streamp

streamp objectgeneralized-boolean

Arguments and Values

objectan object.
generalized-booleana generalized boolean.

Description

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

streamp is unaffected by whether object, if it is a stream, is open or closed.

Examples

 (streamp *terminal-io*) ⇒  true
 (streamp 1) ⇒  false

Notes

 (streamp object) ≡ (typep object 'stream)