delete-node-if ( ... dlist quot: ( ... value -- ... ? ) -- ... obj/f )
Factor handbook » The language » Collections » Double-linked lists

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Vocabulary
dlists

Inputs

dlist	dlist
quot	a quotation

Outputs

obj/f

an object or f

Word description
Like delete-node-if* but cannot distinguish from deleting a node whose value is f or not deleting an element.

Notes
This operation is O(n).

Definition

USING: accessors kernel ;

IN: dlists

: delete-node-if
    ( ... dlist quot: ( ... value -- ... ? ) -- ... obj/f )
    [ [ obj>> ] ] dip compose delete-node-if* drop ; inline