php[world] 2019 — 25 years of PHP

uopz_set_hook

(PECL uopz 5, PECL uopz 6)

uopz_set_hookSets hook to execute when entering a function or method

Description

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

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

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