php class and object code example

Example 1: oops concepts in php

The  PHP Object-Oriented Programming concepts are:
Class 
Objects
Inheritance
Interface
Abstraction
Magic Methods

Example 2: php object

$obj = [
  "example1" => 1,
  "example2" => "two",
  "example3" => [
    "example4": true
  ]
]

Example 3: php class

var array = [1, 2, 3, 4, 5, 6],
    s = 0,
    p = 1,
    i;
for (i = 0; i < array.length; i += 1) 
   {
    s += array[i];
    p *= array[i];
    }
console.log('Sum : '+s + ' Product :  ' +p);