uopz_set_hook

Sets hook to execute when entering a function or method

Description

bool uopz_set_hook(string $function, Closure $hook)

bool uopz_set_hook(string $class, string $function, Closure $hook)

Sets a hook to execute when entering a function or method.

Parameters

class: The name of the class.
function: The name of the function or method.
hook: A closure to execute when entering the function or method.

Return Values

Returns true on success or false on failure.

Examples

Example #1 Basic uopz_set_hook Usage

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

The above example will output:

barfoo

See Also

uopz_get_hook
uopz_unset_hook