Web Development

<br />
$myarray = array('cat' => 'A cat says meow', 'dog' => 'A dog says woof');<br />

<br />
$myarray = array();<br />
$myarray['cat'] = 'A cat says meow';<br />
$myarray['dog'] = 'A dog says woof';<br />

<br />
<br />
$key = 'cat';<br />
<br />
// if key is set, output its value<br />
if (isset($myarray[$key]))<br />
    echo $myarray[$key];<br />
<br />

<br />
<br />
// retrieve all key/value pairs in array<br />
$key = "";<br />
$value = "";<br />
<br />
while (list($key, $value) = each($myarray))<br />
     echo $key . ' => ' . $value;<br />
<br />

<br />
<?php<br />
// always call session_start 1st<br />
session_start();<br />
<br />
$_SESSION['session_data_item_1'] = 'one';<br />
$_SESSION['session_data_item_2'] = 'two';<br />
<br />
?><br />
<br />
<a href="page2.php">Goto Page 2</a><br />
<br />

<br />
<?php<br />
<br />
// always call session_start 1st<br />
session_start();<br />
<br />
echo $_SESSION['session_data_item_1'];<br />
echo $_SESSION['session_data_item_2'];<br />
<br />
?><br />
<br />