mysqli_get_proto_infomysqli_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 DescriptionProcedural style: int  mysqli_get_proto_info ( mysqli 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.
     Return Values
     Returns an integer representing the protocol version.  
     ExamplesExample 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(); ?>
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 Example 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); ?>
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 The above example will output:  | 
 
 
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