Slip no.19. Write a PHP script
for the following:
a) Design a form to accept two
numbers from the users.
b) Give option to choose an
arithmetic operation ( use Radio Button).
c) Display the result on next
form.
d) Use concept of default
parameter.
HTML file :
<html>
<body>
<FORM
ACTION="slip19_2.php" method="GET">
<table>
<tr><td><h3>Enter
first no :</td><td><input type=text name=no1 ></h3></td></tr>
<tr><td><h3>Enter
second no :</td><td><input type=text name=no2></h3></td></tr>
<tr><td><b>Select
Operation which u have to perform :</b></td></tr>
<tr><td><input
type=radio value="1" name=cal>Addition</td></tr>
<tr><td><input
type=radio value="2" name=cal>Substraction</td></tr>
<tr><td><input
type=radio value="3" name=cal>Multiplication</td></tr>
<tr><td><input
type=radio value="4" name=cal>Division</td></tr>
<tr><td></td><td><input
type=submit name=submit value=Calculate></td></tr>
</table>
</form>
</body>
</html>
PHP file :
<?php
$no1 = $_GET['no1'];
$no2 = $_GET['no2'];
$cal =$_GET['cal'];
if($cal==1)
{
$add = $no1+$no2;
echo "<h1>addition = ".$add."</h1>";
}
else if($cal == 2)
{
$sub = $no1-$no2;
echo "<h1>subtraction
= ".$sub."</h1>";
}
else if($cal == 3)
{
$mult = $no1*$no2;
echo "<h1>multiplication
= ".$mult."</h1>";
}
else if($cal == 4)
{
$div = $no1/$no2;
echo "<h1>division
= ".$div."</h1>";
}
?>
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