WeakMap
PHP Manual

WeakMap::count

(PECL weakref >= 0.2.0)

WeakMap::countCounts the number of live entries in the map

Opis

public int WeakMap::count ( void )

Counts the number of live entries in the map.

Parametry

Ta funkcja nie posiada parametrów.

Zwracane wartości

Returns the number of live entries in the map.


WeakMap
PHP Manual