Php Oops Cloning Objects Examples

Php Oops Cloning Objects Examples

PHP Object-Oriented Programming OOP cloning objects examples

object cloning using PHP's

1. when a object is cloned using the clone keyword.
2. define a __clone() method.

Implementing Cloning in PHP Classes:

<?php
class MyClass {
  public $data;
  public function __construct($data) {
    $this->data = $data;
  }
  // clone method
  public function __clone() {
  }
}
?>

Cloning Syntax:

<?php
$obj1 = new MyClass("Hello");
$obj2 = clone $obj1;
?>

__clone Method: 

<?php
class MyClass {
  public $property;
  public function __clone() {
    // Custom cloning
  }
}
?>

Shallow vs Deep Copy with nested objects

<?php
public function __clone() {
  $this->data = clone $this->data;
}
?>

Example Cloning in PHP

<?php
class MyClass {
  public $data;
  public function __construct($value) {
    $this->data = $value;
  }
  public function __clone() {
    // Perform deep copy if needed
    $this->data = clone $this->data;
  }
}
$obj1 = new MyClass(new stdClass());
$obj2 = clone $obj1;
?>