uopz_extend

Extend a class at runtime

Description

bool uopz_extend(string $class, string $parent)

Makes class extend parent

Parameters

class

The name of the class to extend

parent

The name of the class to inherit

Return Values

Returns true on success or false on failure.

Errors/Exceptions

As of PHP 7.4.0, uopz_extends throws a RuntimeException, if OPcache is enabled, and the class entry of either class or parent (if it is a trait) is immutable.

Examples

Example #1 uopz_extend example

<?php
class A {}
class B {}

uopz_extend(A::class, B::class);

var_dump(class_parents(A::class));
?>

The above example will output:

array(1) {
  ["B"]=>
  string(1) "B"
}