Closure::call
(PHP 7, PHP 8)
Closure::call — Binds and calls the closure
Beschreibung
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.
-
args
-
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)