PHP complete code to query MySQL database_PHP tutorial

PHP The complete code for querying the MySQL database. Please pay attention to modifying the username and password in the connection statement when using it.

$link = mysql_connect('localhost', 'root', '123456') //Rainfire Tip: Please change the username and password first
or die('Could not connect: ' . mysql_error());
mysql_select_db('ruida') or die('Could not select database');

// Execute SQL query
$query = 'SELECT * FROM product' ;
$result = mysql_query($query) or die('Query failed: ' . mysql_error());

// Display the result in HTML
echo "

n";
while ($line = mysql_fetch_assoc($result)) {
echo "tn";
foreach ($line as $col_value) {
echo "ttn";
}
echo "

$col_value< ;/td>n";
}
echo "t

n";
// Release the result set
mysql_free_result($result);
// Close the connection Liehuo.Org
mysql_close($link);
?>

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