mysqli_stmt::$errno
mysqli_stmt_errno
(PHP 5, PHP 7, PHP 8)
mysqli_stmt::$errno -- mysqli_stmt_errno — Returns the error code for the most recent statement call
Beschreibung
Objektorientierter Stil
Prozeduraler Stil
Returns the error code for the most recently invoked statement function that can succeed or fail.
Parameter-Liste
-
statement
-
Nur bei prozeduralem Aufruf: ein von mysqli_stmt_init() zurückgegebenes mysqli_stmt-Objekt.
Rückgabewerte
An error code value. Zero means no error occurred.
Beispiele
Beispiel #1 Objektorientierter Stil
<?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: %d.\n", $stmt->errno);
/* close statement */
$stmt->close();
}
/* close connection */
$mysqli->close();
?>
Beispiel #2 Prozeduraler Stil
<?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($stmt);
printf("Error: %d.\n", mysqli_stmt_errno($stmt));
/* close statement */
mysqli_stmt_close($stmt);
}
/* close connection */
mysqli_close($link);
?>
Die obigen Bespiele erzeugen folgende Ausgabe:
Error: 1146.
Siehe auch
- mysqli_stmt_error() - Returns a string description for last statement error
- mysqli_stmt_sqlstate() - Liefert den SQLSTATE-Fehlercode der letzten Anweisung