PHP 5.6.0 released

mysqli::$sqlstate

mysqli_sqlstate

(PHP 5)

mysqli::$sqlstate -- mysqli_sqlstateReturns the SQLSTATE error from previous MySQL operation

Descrizione

Stile orientato agli oggetti

Stile procedurale

string mysqli_sqlstate ( mysqli $link )

Returns a string containing the SQLSTATE error code for the last error. The error code consists of five characters. '00000' means no error. The values are specified by ANSI SQL and ODBC. For a list of possible values, see » http://dev.mysql.com/doc/mysql/en/error-handling.html.

Nota:

Note that not all MySQL errors are yet mapped to SQLSTATE's. The value HY000 (general error) is used for unmapped errors.

Elenco dei parametri

link

Solo nello stile procedurale: un identificatore restituito da mysqli_connect() o mysqli_init()

Valori restituiti

Returns a string containing the SQLSTATE error code for the last error. The error code consists of five characters. '00000' means no error.

Esempi

Example #1 $mysqli->sqlstate example

Stile orientato agli oggetti

<?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();
}

/* Table City already exists, so we should get an error */
if (!$mysqli->query("CREATE TABLE City (ID INT, Name VARCHAR(30))")) {
    
printf("Error - SQLSTATE %s.\n"$mysqli->sqlstate);
}

$mysqli->close();
?>

Stile procedurale

<?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();
}

/* Table City already exists, so we should get an error */
if (!mysqli_query($link"CREATE TABLE City (ID INT, Name VARCHAR(30))")) {
    
printf("Error - SQLSTATE %s.\n"mysqli_sqlstate($link));
}

mysqli_close($link);
?>

I precedenti esempi visualizzeranno:

Error - SQLSTATE 42S01.

Vedere anche:

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