minte9
LearnRemember / PHP



Class constants

Class constants are public, and accessible from all scopes. 
 
class A
{
    const BAR = "Hello World";
}

echo A::BAR; // Hello World
Class constants can be define as array. 
 
class A
{
    const BAR = array(1, 2, 3);
}

print_r(A::BAR); // [1, 2, 3]






Questions and answers




How do you get class constant?

  • a) foo::BAR
  • b) foo::$BAR

Is this correct?

  • a) yes
  • b) no


References