SWI-Prolog -- delete_from_heap/4

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Predicate delete_from_heap/4

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Documentation
- Reference manual
  - The SWI-Prolog library
    - library(heaps): heaps/priority queues
- Packages

Availability::- use_module(library(heaps)).(can be autoloaded)

Source

[semidet]delete_from_heap(+Heap0, -Priority, +Key, -Heap)

Deletes Key from Heap0, leaving its priority in Priority and the resulting data structure in Heap. Fails if Key is not found in Heap0.

bug: This predicate is extremely inefficient and exists only for SICStus compatibility.