PHP 5.6.0 released

mysqli::$errno

mysqli_errno

(PHP 5)

mysqli::$errno -- mysqli_errnoReturns the error code for the most recent function call

Descrierea

Stil obiect-orientat

Stil procedural

int mysqli_errno ( mysqli $link )

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

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.

Parametri

link

Numai stilul procedural: Un identificator al legăturii întors de mysqli_connect() sau mysqli_init()

Valorile întoarse

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

Exemple

Example #1 $mysqli->errno example

Stil obiect-orientat

<?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();
?>

Stil procedural

<?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);
?>

Exemplele de mai sus vor afișa:

Errorcode: 1193

Vedeți de asemenea

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User Contributed Notes 1 note

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3
erwin at transpontine dot com
1 year ago
You can also find the error codes for for example MySQL 5.5 here: http://dev.mysql.com/doc/refman/5.5/en/error-handling.html
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