Return the MySQL protocol version:
<?php$con=mysqli_connect("localhost","my_user","my_password","my_db");//Detect connection if (mysqli_connect_errno($con)) { echo "Database connection failed: " . mysqli_connect_error(); }echo mysqli_get_proto_info($con);mysqli_close($con);?>The mysqli_get_proto_info() function returns the MySQL protocol version.
mysqli_get_proto_info( connection ) ;
| parameter | describe |
|---|---|
| connection | Required. Specifies the MySQL connection to use. |
| Return value: | Returns an integer representing the MySQL protocol version. |
|---|---|
| PHP version: | 5+ |