The SplHeap class

Table of Contents

• SplHeap::compare — Compare elements in order to place them correctly in the heap while sifting up
• SplHeap::count — Counts the number of elements in the heap
• SplHeap::current — Return current node pointed by the iterator
• SplHeap::extract — Extracts a node from top of the heap and sift up
• SplHeap::insert — Inserts an element in the heap by sifting it up
• SplHeap::isCorrupted — Tells if the heap is in a corrupted state
• SplHeap::isEmpty — Checks whether the heap is empty
• SplHeap::key — Return current node index
• SplHeap::next — Move to the next node
• SplHeap::recoverFromCorruption — Recover from the corrupted state and allow further actions on the heap
• SplHeap::rewind — Rewind iterator back to the start (no-op)
• SplHeap::top — Peeks at the node from the top of the heap
• SplHeap::valid — Check whether the heap contains more nodes