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→ an object-indexed collection of objects

→ couples clé/valeur

• array :
  • si l'ordre est important
• associative array
  • si avoir un “reference label” est important

$assoc = array(); // empty associated/regular array
$assoc = array("first_name" => "Maurice", "last_name" => "Dupont");

echo $assoc["first_name"] . " " . $assoc["last_name"]; // "Maurice Dupont"
$assoc["first_name"] = "José";
echo $assoc["first_name"] . " " . $assoc["last_name"]; // "José Dupont"

$numbers = array(2,4,6);
// identique à
$numbers = array(0 => 2, 1 => 4, 2 =>6);