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Examples of PHP variables and their use
Author: Elena Machkasova elenam@morris.umn.edu
Last modified: 2/18/08
-->
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Examples of PHP variables and their use
</title>
<?php
$n = $_GET["input1"];
$m = $_GET["input2"];
?>
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<h2>This page tests PHP variables</h2>
<p>
<?php
// integers and what you can do with them
$sum = $n + $m;
// variables are a part of the string that gets printed
print "$n + $m = $sum<br/>\n";
$prod = $n * $m;
$div = $n / $m;
$remainder = $n % $m;
print "$n * $m = $prod<br/>\n $n / $m = $div<br/>\n $n % $m = $remainder<br/>\n";
// changing $n:
$n = $m + 1;
// using \ to print $
print "\$n = $n<br/>\n";
?>
</p>
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http://csci1101sp10.morris.umn.edu/~elenam/1101_spring10/first/input.php?input1=5&input2=3
http://csci1101sp10.morris.umn.edu/~elenam/1101_spring10/first/input.php?input1=-1&input2=5