(PHP 5, PHP 7, PHP 8)
mysqli_stmt::$sqlstate -- mysqli_stmt_sqlstate — Returns SQLSTATE error from previous statement operation
面向對象風(fēng)格
過(guò)程化風(fēng)格
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.
Returns a string containing the SQLSTATE error code for the last error.
The error code consists of five characters. '00000' means no error.
示例 #1 面向對象風(fēng)格
<?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();
?>
示例 #2 過(guò)程化風(fēng)格
<?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);
?>
以上例程會(huì )輸出：
Error: 42S02.
注意:
Note that not all MySQL errors are yet mapped to SQLSTATE's. The value
HY000(general error) is used for unmapped errors.