(PHP 5)
mysqli::$protocol_version -- mysqli_get_proto_info — Returns the version of the MySQL protocol used
Stile orientato agli oggetti
Stile procedurale
Returns an integer representing the MySQL protocol version used by the
connection represented by the link parameter.
linkSolo nello stile procedurale: un identificatore restituito da mysqli_connect() o mysqli_init()
Returns an integer representing the protocol version.
Example #1 $mysqli->protocol_version example
Stile orientato agli oggetti
<?php
$mysqli = new mysqli("localhost", "my_user", "my_password");
/* check connection */
if (mysqli_connect_errno()) {
printf("Connect failed: %s\n", mysqli_connect_error());
exit();
}
/* print protocol version */
printf("Protocol version: %d\n", $mysqli->protocol_version);
/* close connection */
$mysqli->close();
?>
Stile procedurale
<?php
$link = mysqli_connect("localhost", "my_user", "my_password");
/* check connection */
if (mysqli_connect_errno()) {
printf("Connect failed: %s\n", mysqli_connect_error());
exit();
}
/* print protocol version */
printf("Protocol version: %d\n", mysqli_get_proto_info($link));
/* close connection */
mysqli_close($link);
?>
I precedenti esempi visualizzeranno:
Protocol version: 10