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mysqli_stmt_errno (PHP 5) mysqli_stmt_errno (no version information, might be only in CVS) mysqli_stmt->errno -- Returns the error code for the most recent statement call DescriptionProcedural style : int mysqli_stmt_errno ( mysqli_stmt stmt ) Object oriented style (property): class mysqli_stmt { int errno }
For the statement specified by stmt, mysqli_stmt_errno()
returns the error code for the most recently invoked statement function that can succeed or fail.
注:
Client error message numbers are listed in the MySQL errmsg.h header file,
server error message numbers are listed in mysqld_error.h.
In the MySQL source distribution you can find a complete list of error messages and error numbers
in the file Docs/mysqld_error.txt.
返回值
An error code value. Zero means no error occurred.
例例子 1. Object oriented style |
<?php
$mysqli = new mysqli("localhost", "my_user", "my_password", "world");
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)) {
$mysqli->query("DROP TABLE myCountry");
$stmt->execute();
printf("Error: %d.\n", $stmt->errno);
$stmt->close();
}
$mysqli->close();
?>
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例子 2. Procedural style |
<?php
$link = mysqli_connect("localhost", "my_user", "my_password", "world");
if (mysqli_connect_errno()) {
printf("Connect failed: %s\n", mysqli_connect_error());
exit();
}
mysqli_query($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, $query)) {
mysqli_query($link, "DROP TABLE myCountry");
mysqli_stmt_execute($stmt);
printf("Error: %d.\n", mysqli_stmt_errno($stmt));
mysqli_stmt_close($stmt);
}
mysqli_close($link);
?>
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上例将输出：
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mysqli_stmt_data_seek