array(3) {
[0]=> array(1) { ["id"]=> string(4) "1000" }
[1]=> array(1) { ["id"]=> string(4) "1001" }
[2]=> array(1) { ["id"]=> string(4) "1002" }
}
$array = array(
array("id" => 1),
array("id" => 2),
array("id" => 3),
);
foreach ($array as $value) {
$new_array[] = $value["id"];
}
echo "<pre>";
print_r($new_array);
echo "</pre>";