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

I know its old question, anyway another exact explanation about $this. $this is mainly used to refer properties of a class.

Example:

Class A
{
   public $myname;    //this is a member variable of this class

function callme() {
    $myname = 'function variable';
    $this->myname = 'Member variable';
    echo $myname;                  //prints function variable
    echo $this->myname;              //prints member variable
   }
}

output:

function variable

member variable