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PHP. Руководство по PHP. 2005

mysqli_errno

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mysqli_errno

(PHP 5)mysqli_errno

(no version information, might be only in CVS)mysqli->errno -- Returns the error code for the most recent function call

Description

Procedural style:int mysqli_errno (mysqli link)

Object oriented style (property):class mysqli {


int errno


}

The mysqli_errno() function will return the last error code for the most recent MySQLi function call that can succeed or fail with respect to the database link defined by the link parameter. If no errors have occured, this function will return zero.

Замечание: Client error message numbers are listed in the MySQL errmsg.h header file, server error message numbers are listed in mysqld_error.h. In the MySQL source distribution you can find a complete list of error messages and error numbers in the file Docs/mysqld_error.txt.

Возвращаемые значения

An error code value for the last call, if it failed. zero means no error occurred.

Смотрите также

mysqli_connect_errno(), mysqli_connect_error(), mysqli_error() и mysqli_sqlstate().

Примеры

Пример 1. Object oriented style

<?php

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

/* check connection */

if (mysqli_connect_errno()){

printf("Connect failed: %s\n", mysqli_connect_error());

exit();

}

if (!$mysqli->query("SET a=1")){

printf("Errorcode: %d\n", $mysqli->errno);

}

/* close connection */

$mysqli->close();

?>

Пример 2. Procedural style

<?php

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

/* check connection */

if (mysqli_connect_errno()){

printf("Connect failed: %s\n", mysqli_connect_error());

exit();

}

if (!mysqli_query($link, "SET a=1")){

printf("Errorcode: %d\n", mysqli_errno($link));

}

/* close connection */

mysqli_close($link);

?>

Результат выполнения данного примера:

Errorcode: 1193

Пред.

Начало

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mysqli_enable_rpl_parse

Уровень выше

mysqli_error

Отвечу на любые вопросы. С уважением, Дмитрий Владимирович.

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