What does the variable $this mean in PHP?

Question

I see the variable $this in PHP all the time and I have no idea what it\'s used for. I\'ve never personally used it.

Can someone tell me how the variab

Answer 1

$this is a special variable and it refers to the same object ie. itself.

it actually refer instance of current class

here is an example which will clear the above statement

price = $par;
  }

  function getPrice(){
     echo $this->price ."
";
  }

  function setTitle($par){
     $this->title = $par;
  }

  function getTitle(){
     echo $this->title ." 
";
  }
}
?>