Closure::bind

Closure::bind

Duplicates a closure with a specific bound object and class scope

 **Closure::bind** Closure $closure  $newThis  $newScope

This method is a static version of . See the documentation of that method for more information. Closure::bindTo

closureThe anonymous functions to bind.

newThisThe object to which the given anonymous function should be bound, or null for the closure to be unbound.

newScopeThe class scope to which the closure is to be associated, or 'static' to keep the current one. If an object is given, the type of the object will be used instead. This determines the visibility of protected and private methods of the bound object. It is not allowed to pass (an object of) an internal class as this parameter.

Returns a new object, or null on failure. Closure

Voorbeeld: example

<?php
class A {
    private static $sfoo = 1;
    private $ifoo = 2;
}
$cl1 = static function() {
    return A::$sfoo;
};
$cl2 = function() {
    return $this->ifoo;
};

$bcl1 = Closure::bind($cl1, null, 'A');
$bcl2 = Closure::bind($cl2, new A(), 'A');
echo $bcl1(), "\n";
echo $bcl2(), "\n";
?>

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Anonymous functionsClosure::bindTo