class Test{
protected $var;
public function __construct(){
$this-var=1;
}
public static someFunction(){
return $this-var *= 5;
}
}
What is wrong with the code ?

Question

class Test{
	protected $var;
	public function __construct(){
		$this->var=1;
	}
	public static someFunction(){
		return $this->var *= 5;
	}
}
What is wrong with the code ?

Sigiloso · Accepted Answer

static function cannot use $this. We can use Class Name or self with scope resolution operation to reference a static variable.
Test::$var or self::$var and also such referencing needs variable to be declared as static.

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