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mysqli_get_proto_info
Returns the version of the MySQL protocol used
(PHP 5)
int mysqli_get_proto_info ( mysqli link )
Procedural style:
Object oriented style (property):
mysqli {
string protocol_version ;
}Returns an integer representing the MySQL protocol version used by the connection represented by the link parameter.
Parameters
- link
Procedural style only: A link identifier returned by mysqli_connect() or mysqli_init()
Examples
Example 1515. 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();
?>Example 1516. 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);
?>The above example will output:
Protocol version: 10See Also
| mysqli_get_host_info() |