Page 253 - Computer Software Application TP - Volume 1
P. 253
COMPUTER SOFTWARE APPLICATION - CITS
<title>Passing Argument by Reference</title>
</head>
<body>
<?php
function addFive($num)
{
$num += 5;
}
function addSix(&$num)
{
$num += 6;
}
$orignum = 10;
addFive( $orignum );
echo “Original Value is $orignum<br />”;
addSix( $orignum );
echo “Original Value is $orignum<br />”;
?>
</body>
</html>
3 Save the program in C:\Apache24\htdocs in a folder with .php extension
4 Run the Apache services from windows services
5 Open the browser and type the following address
http://localhost/foldername/
6 Click the php file to run and verify the output
238
CITS : IT & ITES - Computer Software Application - Exercise 52
