PHP || old paper solution ||2018

4th semester

2018

Q.No 11

<!DOCTYPE html>
<html>
<head>
<title>
Sum of two numbers
</title>
</head>
<body>
<form name="My form" method="POST" action="">
<fieldset>
<legend>Sum of Two numbers</legend>
<label>First Number:
<input type="number" name="n1" placeholder="Enter first number" required="">
</label>
<br>
<br>
<label>Second Number:
<input type="number" name="n2" placeholder="Enter second number">
</label>
<br>
<br>
<input type="reset" name="reset" value="Reset">
<input type="submit" name="btn" value="SUM">
</fieldset>
</form>
<!--php code for sum of two numbers-->
<?php
if(isset($_POST['btn']))
{
$firstnum = $_POST['n1'];
$secondnum = $_POST['n2'];
$sum = $firstnum + $secondnum;
echo "The sum of two given number is ".$sum;
}
?>
</body>
</html>

 




Q.No 12

<!DOCTYPE html>
<html>
<head>
<title>Associative Array</title>
</head>
<body>
<?php
$arr = array(
'a' => 'Bachelor In Information Management',
'b' => 'Bachelor In Business Administration',
'c' => 'Bachelor In Business Studies'
);
echo"<h3> Different Faculties </h3>";
foreach($arr as $key => $v1 ){
echo "$key. $v1 <br>";
}
?>
</body>
</html>

 
Q.No 13

<!DOCTYPE html>
<html>
<head>
<title>
PHP program to find the difference between two dates
</title>
</head>
<body>
<form name="myform" method="POST" action="">
<fieldset>
<legend>Difference Between Two Dates</legend>
<label>Fisrt Date:
<input type="date" name="d1" required="">
</label>
<br>
<br>
<label>Second Date:
<input type="date" name="d2" required="">
</label>
<br>
<br>
<input type="reset" name="reset" value="Reset">
<input type="submit" name="btn" value="Difference">
</fieldset>
</form>
<!--php code-->
<?php
if(isset($_POST['btn']))
{
$d1 = $_POST['d1'];
$d2 = $_POST['d2'];
$d3 = strtotime($d1);
$d4 = strtotime($d2);
$diff = abs($d3 - $d4);
$years = floor($diff/(365*60*60*24));
echo "The difference between two dates is :".$years;
}
?>
</body>
</html>

 




Q.No 14

<!DOCTYPE html>
<html>
<head>
<title>Display data from database</title>
</head>
<body>
<?php
/*Assume Database Name:'test'
Table Name:'info'
Column Name:'name','address'
*/
//connecting database
$con = mysqli_connect('localhost','root','','test') or die('Error connecting to database');
$code = 'SELECT * FROM info';
$r = mysqli_query($con,$code) or die('Error in code');
echo "<table border='1' style='border-collapse:collapse';>";
echo "<tr>";
echo "<td align='center'>Name:</td>";
echo "<td align='center'>Address:</td>";
echo "</tr>";
while($res= mysqli_fetch_array($r))
{
echo"<tr>";
echo"<td>".$res[0]."</td>";
echo"<td>".$res[1]."</td>";
echo"</tr>";
}
echo "</table>";
?>
</body>
</html>

 
 
Q.No 15

<!DOCTYPE html>
<html>
<head>
<title>
Copying of one text file to another
</title>
</head>
<body>
<!--php code-->
<?php
//copying context to 'text1.txt' to 'text2.txt';
//copy function: copy('text1.txt','text2.txt');
$f1 = fopen('text1.txt','r');
$f2 = fopen('text2.txt','w');
while(!feof($f1))
{
if(!fwrite($f2,fgets($f1)))
die("Error copying");
}
echo "Copied";
fclose($f1);
fclose($f2);
?>
</body>
</html><!DOCTYPE html>
<html>
<head>
<title>Display data from database</title>
</head>
<body>
<?php
/*Assume Database Name:'test'
Table Name:'info'
Column Name:'name','address'
*/
//connecting database
$con = mysqli_connect('localhost','root','','test') or die('Error connecting to database');
$code = 'SELECT * FROM info';
$r = mysqli_query($con,$code) or die('Error in code');
echo "<table border='1' style='border-collapse:collapse';>";
echo "<tr>";
echo "<td align='center'>Name:</td>";
echo "<td align='center'>Address:</td>";
echo "</tr>";
while($res= mysqli_fetch_array($r))
{
echo"<tr>";
echo"<td>".$res[0]."</td>";
echo"<td>".$res[1]."</td>";
echo"</tr>";
}
echo "</table>";
?>
</body>
</html>





Leave a Reply

Your email address will not be published.