PHP Dokumentation: Mysqli get-proto-info
12. Januar 2010 von werner
mysqli->protocol_version
mysqli_get_proto_info
(PHP 5)
mysqli->protocol_version — mysqli_get_proto_info — Returns the version of the MySQL protocol used
Beschreibung
Object oriented style (property):
string $protocol_version;
Procedural style:
Returns an integer representing the MySQL protocol version used by the connection represented by the link parameter.
Parameter-Liste
- link
Nur bei prozeduralem Aufruf: Ein vonmysqli_connect() oder mysqli_init()zurückgegebenes Verbindungsobjekt.
Rückgabewerte
Returns an integer representing the protocol version.
Beispiele
Beispiel #1 Object oriented style
<?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();
?>Beispiel #2 Procedural style
<?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);
?>Das oben gezeigte Beispiel erzeugt folgendeAusgabe:
Protocol version: 10
Siehe auch
- mysqli_get_host_info() – Returns a string representing the type of connection used
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