PHP Programs
1. Sum of any two numbers
<?php
$a=5;
$b=7;
$c=$a+$b;
echo("Result is ".$c);
?>
2. Program to check odd or even.
<?php
$n=6;
if($n%2==0)
echo "Even Number";
else
echo "Odd Number";
?>
3. Program to check prime or composite.
<?php
$n=11;
$c=0;
for($i=1;$i<=$n;$i++)
{
if($n%$i==0)
$c=$c+1;
}
if($c==2)
echo "Prime number";
else
echo "Composite number";
?>
4. Display factorial of a given number.
<?php
$n=4;
$f=1;
for ($i=1;$i<=$n;$i++)
{
$f=$f*$i;
}
echo "Factorial is ".$f;
?>
5. Enter a day in number and display in text. (switch case).
<?php
$n=40;
switch ($n) {
case '1':
echo "Sunday";
break;
case '2':
echo "Monday";
break;
case '3':
echo "Tuesday";
break;
case '4':
echo "Wednesday";
break;
case '5':
echo "Thursday";
break;
case '6':
echo "Friday";
break;
case '7':
echo "Saturday";
break;
default:
echo "Please enter valid number";
break;
}
?>
6. PHP program to ask any two number in form and add them.
<html>
<body>
<form method="post">
Enter First Number:
<input type="number" name="number1" /><br><br>
Enter Second Number:
<input type="number" name="number2" /><br><br>
<input type="submit" name="submit" value="Add">
</form>
<?php
if(isset($_POST['submit']))
{
$number1 = $_POST['number1'];
$number2 = $_POST['number2'];
$sum = $number1+$number2;
echo "The sum of $number1 and $number2 is: ".$sum;
}
?>
</body>
</html>
7.
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