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
(PHP 5, PHP 7, PHP 8)
mysqli::$errno -- mysqli_errno — Returns the error code for the most recent function call
Nesne yönelimli kullanım
Yordamsal kullanım
Returns the last error code for the most recent MySQLi function call that can succeed or fail.
bağlantıSadece yordamsal tarz: mysqli_connect() veya mysqli_init() işlevinden dönen bir mysqli nesnesi.
An error code value for the last call, if it failed. zero means no error occurred.
Örnek 1 $mysqli->errno example
Nesne yönelimli kullanım
<?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();
?>Yordamsal kullanım
<?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);
?>Yukarıdaki örneklerin çıktısı:
Errorcode: 1193
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