$numbers = array(); // array vide
$numbers = array(2,4,6,8);
echo $numbers[0]; // 2
$mixed = array(2, "quatre", 6, array("x", "y", "z"));
echo $mixed[2]; // 6
echo "";
echo print_r($mixed[3]);
echo "
";
$mixed[2] = "i";
$mixed[5] = "o"; // fonction mais $mixed[4] inexistant
$mixed[] = "o"; // peuple la prochaine case
===== short array syntax =====
PHP >= 5.4
$array = [1,2,3];