How to connecting to MySQL database from PHP designer 8

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5.00/5 (1 vote)

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i am new to PHP. i am trying to create a page that will input data into
mysql database. i created a database called 'form1' and a table called 'demo'
with 2 columns ID(auto Increase) and input1(varchar).
i created a html file called demo-form with this codes

!DOCTYPE HTML>
<html>
<head>
<meta http-equiv="content-type" content="text/html" />
<meta name="author" content="gencyolcu" />

<title>Untitled 2</title>
</head>

<body>

<form action="demo.php" method="post" />

<p>Input 1: <input type="text" name="input1" /> </p>
<input type="submit" value="Submit" />
</form>

</body>
</html>

and a PHP file called 'demo' with code

php

/**
* @author gencyolcu
* @copyright 2015
*/

define('DB_NAME', 'form1');
define('DB_USER','root');
define('DB_PASSWORD','');
define('DB_HOST', 'localhost');

$link = mysql_connect(DB_HOST,DB_USER,DB_PASSWORD);

if (!$link) {

die('Could not connect: ' . mysql_error());
}

$db_selected = mysql_select_db(DB_NAME, $link);

if (!$db_selected) {

die('Can\'t use' . DB_NAME . ':' . mysql_error());
}

echo 'Connected successfully';

$value = $_POST['input1'];

$sql = "INSERT INTO demo (input1) VALUES ('$value')";

if (!mysql_query($sql)) {
die('Error: '. mysql_error());
}

mysql_close();

but after running the demo-form in my browser and i enter text into the
textbox and click submit.
no action takes please. dont really no what the problem is. please help me out

Posted 23-Jun-15 9:24am

mikeoabban

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Comments

[no name] 24-Jun-15 0:33am

http://php.net/manual/en/function.mysql-connect.php

mikeoabban 24-Jun-15 14:05pm

i have tried using PDO and MySQLi to connect but the data is not able to store into the database

setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION); // <== add this line
echo 'Connected to Database<br/>';

$value = $_POST['input1'];

$sql = "INSERT INTO demo (input1) VALUES ('$value')";

$dbh = null;
}
catch(PDOException $e)
{
echo $e->getMessage();
}

?>

and this

host_info . "\n";

$mysqli->close();

?>

please help me out

1 solution

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anand vemuri · Answer 1 · 2015-06-24T20:04:00

//Hi mikeoabban please try the following code, see some reference trough the link
http://www.phpeasystep.com/mysql/5.html[^]

PHP

/**
* @author gencyolcu
* @copyright 2015
*/

$hostname='localhost:3306';
$username='root';
$password='';

try {
$dbh = new PDO("mysql:host=$hostname;dbname=forms1",$username,$password);

$dbh->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION); // <== add this line
echo 'Connected to Database<br />';

$value = $_POST['input1'];

$sql = "INSERT INTO demo (input1) VALUES ('$value')";

//Created by anand

//Execute command
$result=mysql_query($sql);

// if successfully insert data into database, displays message "Successful". 
if($result){
   echo "Successful"; 
}else{
    echo $sql; //for debuging
}

//End


$dbh = null;
}
catch(PDOException $e)
{
echo $e->getMessage();
}

?>