Create an Instance:

In OOPs programming we need to instantiate each object. In the following example we create two classes A and B. To access variables of the class we should use self keyword following with double colon sign.

When we need to access the variables of a class from an object we use -> operator sign. To instantiate an object we need to use new operator as:

object-name=new class-name();

Following example is based on these concept, go through the example and run it on your computer, you will come to know how it works:

How to Create PHP Instance with Example:

class A

public static $one;

public function set($one){

self::$one=$one;

public function get(){

echo "Value of variable is:".self::$one;}

class B

public function disp(){

echo "<br/>Inside Class B";}

$a=new A();

$a->set(12);

$a->get();

$class='B';

$a=new $class();

$a->disp();

Output:

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