What does “return $this” mean?

Question

I\'m trying to understand this code, and when I arrived at the final line, I didn\'t get it. :(

Can I have your help in order to find out, what does re

Answer 1

This way of coding is called fluent interface. return $this returns the current object, so you can write code like this:

$object
  ->function1()
  ->function2()
  ->function3()
  ;

instead of:

$object->function1();
$object->function2();
$object->function3();