Slide 66
Slide 66 text
function users_name_begins_with($users, $letter) {
$filtered = array();
!
foreach ($users as $user) {
if (0 === strpos($user['name'], $letter)) {
$filtered[] = $user;
}
}
return $filtered;
} 4. Control In and Out
3. One Return Type
1. Well Named
2. Change vs Same