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deletes a pair (key plus term) from a blackboard.
bb_remove(+BoardName, +Key)
bb_remove/2 removes the tuple with the key Key from the blackboard Board. If the key doesn't exist, bb_remove succeeds without modifying the blackboard.
Arguments
Board blackboard Key ground term
Examples
Assume there exists a blackboard 'blackboard' with pairs (100, abc), (101, f(a)), (aaa, X).
| bb_remove(blackboard, aaa). | Succeeds. 'blackboard' contains now the pairs (100, abc), (101, f(a)). |
| bb_remove(blackboard, abc). | Succeeds. 'blackboard' still contains the pairs (100, abc), (101, f(a)). |
Standard
This predicate is not part of the ISO-Prolog Standard.
See also
bb_clear/1, bb_clear_2/2, bb_create/1, bb_contains/2, bb_contains_key/2, bb_get/3, bb_get_4/4, bb_put/3, bb_put_4/4, bb_remove/2. bb_keys/2. bb_elements/2.| document: http://www.ifcomputer.co.jp/MINERVA/Manual/Reference/Predicates/blackboard/bb_remove/print_de.html published 2008/11/17 update 2001/2/7 (c) 1996-2006 IF Computer Japan | ||||||||
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