PHP kézikönyv
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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.

> Megjegyzés: 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`.

## Visszatérési értékek

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

## Lásd még

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

## Példák

Példa 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(); ?>`

Példa 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); ?>`

A fenti példa a következő kimenetet adja:

    Errorcode: 1193

Előző | Tartalom | Következő
mysqli_enable_rpl_parse | Fel | mysqli_error