SplHeap::top

(PHP 5 >= 5.3.0, PHP 7)

SplHeap::top — Peeks at the node from the top of the heap

Descrierea

public SplHeap::top ( void ) : mixed

Parametri

Această funcție nu are parametri.

Valorile întoarse

The value of the node on the top.

Erori/Excepții

Throws RuntimeException when the data-structure is empty.