PHP Program Tutorial
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Table of Contents
PHP Program Collection 2
- Program to find the sum of elements in an array.
- Program to split a string into an array elements based on delimiter
- Program to find the product of elements in an array.
- Program to combine the array elements into a string with given delimiter.
- Separate odd and even elements from array without using loop
- Program to create simple Login and Logout example using sessions.
- Program to Upload a file to the Server.
- Program to create a New Database using PHP and Mysql
- Program to connect to the server and selecting database
- Program to Insert records into the table in Database.
- Program to fetch records from the table in Database.
- Program to Store a image in Database
- Program to Read image from Database.
- Contact form using PHP
- Write a PHP script which will display the colors in the following way
16. Program to find the sum of elements in an array.
<?php
$arr = array(10,20,30,'a');
echo array_sum($arr);
?>
17. Program to split a string into an array elements based on delimiter
<?php
$str = "Welcome";
$arr = explode('c',$str); print_r($arr);
?>
18. Program to find the product of elements in an array.
<?php
$arr = array(10,20,30);
echo array_product($arr);
?>
19. Program to combine the array elements into a string with given delimiter.
<?php
$arr = array(9,1,2013);
$str = implode('/',$arr);
echo $str;
?>
20. Separate odd and even elements from array without using loop
<?php
$input = array(4, 3, 6, 5, 8, 7, 2);
function oddCmp($input)
{
return ($input & 1);
}
function evenCmp($input)
{
return !($input & 1);
}
$odd = array_filter($input, "oddCmp");
$even = array_filter($input, "evenCmp");
$odd = array_values(array_filter($odd));
$even = array_values(array_filter($even));
print"Odd array :\n";
print_r($odd);
print"\nEven array :\n";
print_r($even);
?>
21. Program to create simple Login and Logout example using sessions.
*** login.php
<html>
<head>
<title>Login Form</title>
</head>
<body>
<h2>Login Form</h2>
<form method="post" action="checklogin.php">
User Id: <input type="text" name="uid">
<br>
Password: <input type="password" name="pw">
<br>
<input type="submit" value="Login">
</form>
</body>
</html>
*** checklogin.php
<?php
$uid = $_POST['uid'];
$pw = $_POST['pw'];
if($uid == 'arun' and $pw == 'arun123')
{
session_start();
$_SESSION['sid']=session_id();
header("location:securepage.php");
}
?>
*** securepage.php
<?php
session_start();
if($_SESSION['sid']==session_id())
{
echo "Welcome to you<br>";
echo "<a href='logout.php'>Logout
<a>";
}
else
{
header("location:login.php");
}
?>
*** logout.php
<?php
echo "Logged out scuccessfully"; session_start();
session_destroy(); setcookie(PHPSESSID,session_id(),time()-1);
?>
22. Program to Upload a file to the Server.
*** form1.php
<html>
<head>
</head>
<body>
<form method="post"
action="upload.php" enctype="multipart/form-data">
Resume : <input type="file" name="f1"> <br>
<input type="submit" value="Upload">
</form>
</body>
</html>
*** Upload.php
<?php
if(is_uploaded_file($_FILES['f1']['tmp_name']))
{
$fname = $_FILES['f1']['name'];
if(move_uploaded_file($_FILES['f1']['tmp_name'],"uploads/$fname"))
{
echo "Uploaded successfully";
}
else
{
echo "Not uploaded";
}
}
?>
23. Program to create a New Database using PHP and Mysql
<?php
if(! mysql_connect('servername','username','password'))
{
die('Connection failed!'.mysql_error());
}
$sql = "create database newdb"; if(mysql_query($sql))
{
echo "Database created";
}
else
{
echo mysql_error();
}
?>
24. Program to connect to the server and selecting database
<?php
if(!mysql_connect('servername','username','password'))
{
die('Connection failed!'.mysql_error());
}
if(!mysql_select_db("dbname"))
{
die('Database unavailable'.mysql_error());
}
?>
25. Program to Insert records into the table in Database.
<?php
$conn =mysqli_connect('servername','username','password','databasename');
if(!$conn)
{
die('Connection failed!'.mysqli_error($conn));
}
$sql = "INSERT INTO tablename('sno','name','pwd') VALUES('101','Surya','surya123')";
if(mysqli_query($conn,$sql))
{
echo "Record Inserted";
}
else
{
echo mysql_error();
}
?>
-------------------------------------------------------------
26. Program to fetch records from the table in Database.
<?php
$conn = mysqli_connect('servername','username','password','databasename');
if(!$conn)
{
die('Connection failed!'.mysqli_error($conn));
}
$sql = "SELECT * FROM tablename";
$data = mysqli_query($conn,$sql);
while($rec = mysqli_fetch_row($data))
{
echo "$rec[0]<br>";
echo "$rec[1]<br>";
echo "$rec[2]<br>";
}
?>
27. Program to Store a image in Database
<?php
if(isset($_POST['sub']))
{
$cont = file_get_contents($_FILES['f1']['tmp_name']);
$type = $_FILES['f1']['type']; $cont=addslashes($cont);
mysql_connect("servername","username","password");
mysql_select_db("dbname"); $sql="insert into tablename values ('','$cont','$type')";
if(mysql_query($sql))
echo "Inserted";
else
echo mysql_error();
}
?>
<form method="post" action="" enctype="multipart/form-data">
<input type="file" name="f1">
Image : <input type="submit" value="Upload" name="sub">
</form>
28. Program to Read image from Database.
<?php
header("content-type:image/jpeg"); mysql_connect("servername","username","password");
mysql_select_db("databasename");
$sql = "select * from tablename";
$data = mysql_query($sql);
while($rec=mysql_fetch_row($data))
{
echo "$rec[1]<br>";
}
?>
29. Contact form using Php
*** contactform.php
<html>
<head>
</head>
<body>
<h4>Contact Form</h4>
<form method="post "action="sendmail
.php">
Name : <input type="text"name="uname"><br>
Mobile No. : <input type="text" name="mobile"><br>
Email id : <input type="text" name="email"><br>
Message : <textarea name="message">
</textarea><br>
<input type="submit" value="Submit">
</form>
</body>
</html>
*** sendmail.php
<?php
$uname = $_POST['uname'];
$mobile = $_POST['mobile'];
$email = $_POST['email'];
$message = $_POST['message'];
$to = "phpkish@gmail.com";
$subject = "Contact";
$message = $message."\n Name: ".$uname."\n Mobile: ".$mobile."\n Email: $email;
if(mail($to,$subject,$message))
{
echo "Thank you for contacting us";
}
else
{
echo "Try again";
}
?>
30. Write a PHP script which will display the colors in the following way
<?php
$color = array('white', 'green', 'red');
foreach ($color as $c)
{
echo "$c, ";
}
sort($color);
echo "<ul>";
foreach ($color as $y)
{
echo "<li>$y</li>";
}
echo "</ul>";
?>
