Array Operatoren

$a = array("a" => "Apfel", "b" => "Banane");
$b = array("a" =>"pear", "b" => "Erdbeere", "c" => "Kirsche");

$c = $a + $b;

var_dump($c);

array(3) {
  ["a"]=>
  string(5) "Apfel"
  ["b"]=>
  string(6) "Banane"
  ["c"]=>
  string(7) "Kirsche"
}