PHP Unconference Europe 2015

mysqli_stmt::$sqlstate

mysqli_stmt_sqlstate

(PHP 5)

mysqli_stmt::$sqlstate -- mysqli_stmt_sqlstateReturns SQLSTATE error from previous statement operation

Opis

Styl obiektowy

Styl proceduralny

string mysqli_stmt_sqlstate ( mysqli_stmt $stmt )

Returns a string containing the SQLSTATE error code for the most recently invoked prepared statement function that can succeed or fail. 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.

Parametry

stmt

Tylko styl proceduralny: Identyfikator stanu zwrócony przez mysqli_stmt_init().

Zwracane wartości

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

Notatki

Informacja:

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

Przykłady

Przykład #1 Styl obiektowy

<?php
/* Open a connection */
$mysqli = new mysqli("localhost""my_user""my_password""world");

/* check connection */
if (mysqli_connect_errno()) {
    
printf("Connect failed: %s\n"mysqli_connect_error());
    exit();
}

$mysqli->query("CREATE TABLE myCountry LIKE Country");
$mysqli->query("INSERT INTO myCountry SELECT * FROM Country");


$query "SELECT Name, Code FROM myCountry ORDER BY Name";
if (
$stmt $mysqli->prepare($query)) {

    
/* drop table */
    
$mysqli->query("DROP TABLE myCountry");

    
/* execute query */
    
$stmt->execute();

    
printf("Error: %s.\n"$stmt->sqlstate);

    
/* close statement */
    
$stmt->close();
}

/* close connection */
$mysqli->close();
?>

Przykład #2 Styl proceduralny

<?php
/* Open a connection */
$link mysqli_connect("localhost""my_user""my_password""world");

/* check connection */
if (mysqli_connect_errno()) {
    
printf("Connect failed: %s\n"mysqli_connect_error());
    exit();
}

mysqli_query($link"CREATE TABLE myCountry LIKE Country");
mysqli_query($link"INSERT INTO myCountry SELECT * FROM Country");


$query "SELECT Name, Code FROM myCountry ORDER BY Name";
if (
$stmt mysqli_prepare($link$query)) {

    
/* drop table */
    
mysqli_query($link"DROP TABLE myCountry");

    
/* execute query */
    
mysqli_stmt_execute($stmt);

    
printf("Error: %s.\n"mysqli_stmt_sqlstate($stmt));

    
/* close statement */
    
mysqli_stmt_close($stmt);
}

/* close connection */
mysqli_close($link);
?>

Powyższe przykłady wyświetlą:

Error: 42S02.

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