SunshinePHP Developer Conference 2015

mysqli::$sqlstate

mysqli_sqlstate

(PHP 5)

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

Descrierea

Stil obiect-orientat

Stil procedural

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.

Notă:

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

Parametri

link

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

Valorile întoarse

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

Exemple

Example #1 $mysqli->sqlstate 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();
}

/* 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();
?>

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();
}

/* 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);
?>

Exemplele de mai sus vor afișa:

Error - SQLSTATE 42S01.

Vedeți de asemenea

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