<?php
class abc
{
public function __construct()
{
echo 'abc constructor' . "\n";
}
}
abstract class pqr extends abc
{
public function fun()
{
echo 'fun of pqr';
}
public function __construct()
{
echo 'pqr constructor' . "\n";
}
}
class test extends pqr
{
public function __construct()
{
echo 'test constructor' . "\n";
}
}
$obj = new test();
$obj->fun();
var_dump($obj);
<?php
class test
{
public static $var = 10;
public static function fun()
{
self::$var = 20;
echo "this is function " . self::$var;
}
}
echo "<br>";
test::fun();
echo "<br>";
echo test::$var;
?>
