Gets the size of the hash table

# pht\HashTable::size

(PECL pht >= 0.0.1)

pht\HashTable::size — Gets the size of the hash table

### Description

public pht\HashTable::size ( void ) : int

Returns the current size of the hash table. This operation requires a pht\HashTable's mutex lock to be held if it is being used by multiple threads.

### Liste de paramètres

Cette fonction ne contient aucun paramètre.

### Valeurs de retour

The size of the hash table.

### Exemples

Exemple #1 Getting a hash table's size

`<?php
use pht\HashTable;
$hashTable = new HashTable();
$hashTable['a'] = 1;
$hashTable['b'] = 2;
var_dump($hashTable->size());`

L'exemple ci-dessus va afficher :

    int(2)