empty? ( obj -- ? )

Vocabulary

containers

Inputs

obj

an object

Outputs

?

an object

Definition

IN: containers

GENERIC: empty? ( obj -- ? )

Methods

USING: containers deques ;

M: deque empty? deque-empty? ; inline


USING: accessors containers dlists kernel ;

M: dlist empty? front>> not ; inline


USING: containers kernel math ;

M: object empty? count zero? ; inline