mysql_get_proto_info
(PHP 4 >= 4.0.5, PHP 5)
mysql_get_proto_info — Get MySQL protocol info
This extension is deprecated as of PHP 5.5.0, and will be removed in the future. Instead, the MySQLi or PDO_MySQL extension should be used. See also MySQL: choosing an API guide and related FAQ for more information. Alternatives to this function include:
Description
$link_identifier
= NULL
] )Retrieves the MySQL protocol.
Parameters
-
link_identifier
-
The MySQL connection. If the link identifier is not specified, the last link opened by mysql_connect() is assumed. If no such link is found, it will try to create one as if mysql_connect() was called with no arguments. If no connection is found or established, an
E_WARNING
level error is generated.
Return Values
Returns the MySQL protocol on success or FALSE
on failure.
Examples
Example #1 mysql_get_proto_info() example
<?php
$link = mysql_connect('localhost', 'mysql_user', 'mysql_password');
if (!$link) {
die('Could not connect: ' . mysql_error());
}
printf("MySQL protocol version: %s\n", mysql_get_proto_info());
?>
The above example will output something similar to:
MySQL protocol version: 10
See Also
- mysql_get_client_info() - Get MySQL client info
- mysql_get_host_info() - Get MySQL host info
- mysql_get_server_info() - Get MySQL server info
