PHP-Handbuch: Binds and calls the closure

Beschreibung

public mixed Closure::call ( object $newthis [, mixed $... ] )

Temporarily binds the closure to newthis, and calls it with any given parameters.

Parameter-Liste

newthis: The object to bind the closure to for the duration of the call.
...: Zero or more parameters, which will be given as parameters to the closure.

Rückgabewerte

Returns the return value of the closure.

Beispiele

Beispiel #1 Closure::call example


<?php
class Value {
    protected $value;

    public function __construct($value) {
        $this->value = $value;
    }

    public function getValue() {
        return $this->value;
    }
}

$three = new Value(3);
$four = new Value(4);

$closure = function ($delta) { var_dump($this->getValue() + $delta); };
$closure->call($three, 4);
$closure->call($four, 4);
?>

Das oben gezeigte Beispiel erzeugt folgende Ausgabe:

int(7)
int(8)