PHP 매뉴얼
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# mysqli_get_proto_info

(PHP 5)

mysqli_get_proto_info

(no version information, might be only in CVS)

mysqli->protocol_version -- Returns the version of the MySQL protocol used

## Description

Procedural style:

int mysqli_get_proto_info ( object link)

Object oriented style (property):

class mysqli {
string protocol_version
}

Returns an integer representing the MySQL protocol version used by the connection represented by the `link` parameter.

## 반환값

Returns an integer representing the protocol version.

## See also

mysqli_get_host_info()

## Example

예 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(); ?>`

예 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); ?>`

The above examples would produce the following output:

    Protocol version: 10

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mysqli_get_metadata | 위로 | mysqli_get_server_info