PHP | var keyword

The var keyword in PHP is used to declare a property or variable of class which is public by default. The var keyword is same as public when declaring variables or property of a class.
Note: The var keyword was deprecated from version 5.0.0 up to version 5.1.2. Since PHP 5.1.3 it has been added again.
Syntax: 
 

class className {
 var $variable = "GeeksforGeeks";
 // Other statements
}

Below programs illustrate the var keyword in PHP:
Program 1: This program illustrates the var keyword. 
 

Output: 
 

Public

Program 2: This program illustrates the var and public keyword. 
 

Output: 
 

Var Public
Public

Program 3: This program demonstrating the error while calling private variables. 
 

Output: 
 

Var Public

Error: 
 

PHP Fatal error: Uncaught Error: Cannot access private property 
Geeks::$var2 in /home/46488c166fd1197d687867f62e03b8b8.php:24
Stack trace:
#0 {main}
 thrown in /home/46488c166fd1197d687867f62e03b8b8.php on line 24