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uopz_get_hook

PHP function Edit on GitHub ✎

(PECL uopz 5, PECL uopz 6, PECL uopz 7)

Gets previously set hook on function or method

Description

uopz_get_hook(string $function): Closure
uopz_get_hook(string $class, string $function): Closure

Gets the previously set hook on a function or method.

Parameters

class

The name of the class.

function

The name of the function or method.

Return Values

Returns the previously set hook on a function or method, or null if no hook has been set.

Examples

Basic uopz_get_hook() Usage

php
<?php
function foo() {
    echo 'foo';
}
uopz_set_hook('foo', function () {echo 'bar';});
var_dump(uopz_get_hook('foo'));
?>

The above example will output something similar to:

output
object(Closure)#2 (0) {
}

See Also

Source: reference/uopz/functions/uopz-get-hook.xml · from the official PHP manual (php/doc-en)