(PHP 7, PHP 8)
Closure::call — Binds and calls the closure
public Closure::call ( object $newthis , mixed ...$values ) : mixed
Temporarily binds the closure to newthis, and calls it with any given parameters.
newthis
The object to bind the closure to for the duration of the call.
values
Zero or more parameters, which will be given as parameters to the closure.
Returns the return value of the closure.
Example #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);
?> The above example will output:
int(7) int(8)
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https://www.php.net/manual/en/closure.call.php