Object-Oriented Programming in PHP/

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Solution Review: $this Keyword

Solution Review: $this Keyword

Let's look at the solution of the $this Keyword challenge.

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Solution

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<?php
class User 
{
  public $firstName; 
  public $lastName;
  
  public function hello() {
    return "hello, " . $this -> firstName; 
  }
}
function test() 
{
    $user1 = new User();
    $user1 -> firstName = 'Jonnie';
    $user1 -> lastName  = 'Roe';
    return $user1 -> hello();
}
echo test();
?>

Explanation

  • Line 2: We write the User
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