(PECL uopz 5, PECL uopz 6)
uopz_get_hook — Gets previously set hook on function or method
uopz_get_hook ( string $function ) : Closure
uopz_get_hook ( string $class , string $function ) : Closure
Gets the previously set hook on a function or method.
class
The name of the class.
function
The name of the function or method.
Returns the previously set hook on a function or method, or null
if no hook has been set.
Example #1 Basic uopz_get_hook() Usage
<?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:
object(Closure)#2 (0) { }
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https://www.php.net/manual/en/function.uopz-get-hook.php