streamp

streamp Function

Syntax:

streamp object → generalized-boolean

Arguments and Values:

object—an object.

generalized-boolean—a 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)

Expanded Reference: streamp

tip

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(streamp )