Labak butu izmantot for f-ju, foreach vieta.
//ieprieksejais kods
$personList = array();
$i = 1;
foreach ($fileData as $rowa){
list($user,$name,$year,$city) = explode('|', $rowa);
$personList[] = array('user'=>$user,'name'=>$name,'year'=>$year,'city'=>$city);
$i++;
}
// turpinas kods