array in sessie

$selected_stations = array();

$selected_stations = array();

$stations = $_SESSION["selected_stations[]"];

$stations = $_SESSION["selected_stations[]"];

<?php
session_start();

$aMyArray = array("Bert","Klaas","Joop");

$_SESSION['namen'] = $aMyArray;
?>

<?php
session_start();
 
$aMyArray = array("Bert","Klaas","Joop");
 
$_SESSION['namen'] = $aMyArray;
?>

$_SESSION['naam_van_de_sessie'] = $selected_stations;

$_SESSION['naam_van_de_sessie'] = $selected_stations;

<?php
$_SESSION['ding'] = array();

$oldarray = array('ding1','ding2');

foreach($oldarray as $newarray)
{
$_SESSION['ding'][] = $newarray;
}
?>

<?php
$_SESSION['ding'] = array();
 
$oldarray = array('ding1','ding2');
 
foreach($oldarray as $newarray)
{
$_SESSION['ding'][] = $newarray;
}
?>

echo $sessie[2];

echo $sessie[2];

<?php
for($i = 0, $size = count($array); $i < $size; $i++)
{
    echo $sessie[$i];
}

<?php
for($i = 0, $size = count($array); $i < $size; $i++)
{
    echo $sessie[$i];
}

$_SESSION['ding'][0]; //geeft ding 1
$_SESSION['ding'][1]; //geeft ding 2

$_SESSION['ding'][0]; //geeft ding 1
$_SESSION['ding'][1]; //geeft ding 2