mysqli_stat(3) [php man page]

MYSQLI_STAT(3)								 1							    MYSQLI_STAT(3)

mysqli::stat - Gets the current system status

       Object oriented style

SYNOPSIS

       string mysqli::stat (void  )

DESCRIPTION

       Procedural style
       string mysqli_stat (mysqli  $link)

       mysqli_stat(3) returns a string containing information similar to that provided by the 'mysqladmin status' command. This includes uptime in
       seconds and the number of running threads, questions, reloads, and open tables.

PARAMETERS

	      o $
		link -Procedural style only: A link identifier returned by mysqli_connect(3) or mysqli_init(3)

RETURN VALUES

	A string describing the server status.	FALSE if an error occurred.

EXAMPLES

       Example #1

	      mysqli::stat example

	      Object oriented style

	      <?php
	      $mysqli = new mysqli("localhost", "my_user", "my_password", "world");

	      /* check connection */
	      if (mysqli_connect_errno()) {
		  printf("Connect failed: %s
", mysqli_connect_error());
		  exit();
	      }

	      printf ("System status: %s
", $mysqli->stat());

	      $mysqli->close();
	      ?>

	      Procedural style

	      <?php
	      $link = mysqli_connect("localhost", "my_user", "my_password", "world");

	      /* check connection */
	      if (mysqli_connect_errno()) {
		  printf("Connect failed: %s
", mysqli_connect_error());
		  exit();
	      }

	      printf("System status: %s
", mysqli_stat($link));

	      mysqli_close($link);
	      ?>

	      The above examples will output:

	      System status: Uptime: 272  Threads: 1  Questions: 5340  Slow queries: 0
	      Opens: 13  Flush tables: 1  Open tables: 0  Queries per second avg: 19.632
	      Memory in use: 8496K  Max memory used: 8560K

SEE ALSO

       mysqli_get_server_info(3).

PHP Documentation Group 													    MYSQLI_STAT(3)

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MYSQLI_ERROR(3) 							 1							   MYSQLI_ERROR(3)

mysqli::$error - Returns a string description of the last error

       Object oriented style

SYNOPSIS

       string$mysqli->error ()

DESCRIPTION

       Procedural style
       string mysqli_error (mysqli  $link)

	Returns the last error message for the most recent MySQLi function call that can succeed or fail.

PARAMETERS

	      o $
		link -Procedural style only: A link identifier returned by mysqli_connect(3) or mysqli_init(3)

RETURN VALUES

	A string that describes the error. An empty string if no error occurred.

EXAMPLES

       Example #1

	      $mysqli->error example

	      Object oriented style

	      <?php
	      $mysqli = new mysqli("localhost", "my_user", "my_password", "world");

	      /* check connection */
	      if ($mysqli->connect_errno) {
		  printf("Connect failed: %s
", $mysqli->connect_error);
		  exit();
	      }

	      if (!$mysqli->query("SET a=1")) {
		  printf("Errormessage: %s
", $mysqli->error);
	      }

	      /* close connection */
	      $mysqli->close();
	      ?>

	      Procedural style

	      <?php
	      $link = mysqli_connect("localhost", "my_user", "my_password", "world");

	      /* check connection */
	      if (mysqli_connect_errno()) {
		  printf("Connect failed: %s
", mysqli_connect_error());
		  exit();
	      }

	      if (!mysqli_query($link, "SET a=1")) {
		  printf("Errormessage: %s
", mysqli_error($link));
	      }

	      /* close connection */
	      mysqli_close($link);
	      ?>

	      The above examples will output:

	      Errormessage: Unknown system variable 'a'

SEE ALSO

       mysqli_connect_errno(3), mysqli_connect_error(3), mysqli_errno(3), mysqli_sqlstate(3).

PHP Documentation Group 													   MYSQLI_ERROR(3)

Linux and UNIX Man Pages

mysqli_stat(3) [php man page]

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