PHP mysqli_connect() Function
PHP provides mysqli_connect() function to open a SQL database connection. This function takes five parameters and returns a MySQLi link identifier on success or FALSE on failure.
Parameters: 1 server, 2 user, 3 password, 4 new_link, 5 client_flags.
Connect to MySQL server useing mysqli_connect() Function - how to create - example
Here is a simple example to connect to MySQL server
Example 1: mysqli_connect() Function
<?php
$link = mysqli_connect("localhost", "myuser", "mypassword", "mydb");
if (!$link) {
echo "Error: Unable to connect to MySQL." . PHP_EOL;
exit;
}
echo "Success: A proper connection to MySQL was made!" . PHP_EOL;
echo "Host information: " . mysqli_get_host_info($link) . PHP_EOL;
mysqli_close($link);
?>
$link = mysqli_connect("localhost", "myuser", "mypassword", "mydb");
if (!$link) {
echo "Error: Unable to connect to MySQL." . PHP_EOL;
exit;
}
echo "Success: A proper connection to MySQL was made!" . PHP_EOL;
echo "Host information: " . mysqli_get_host_info($link) . PHP_EOL;
mysqli_close($link);
?>
You can disconnect from MySQLi database anytime using another PHP function mysqli_close(). This function takes a single parameter, which is a connection returned by mysqli_connect() function.
php mysqli connect function
PHP mysqli_connect () Function - sql tutorial
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