mysqli->error
mysqli_error
(PHP 5)
mysqli->error -- mysqli_error — Returns a string description of the last error
Description
Object oriented style
string $error;
Procedural style
Returns the last error message for the most recent MySQLi function call that can succeed or fail.
Parameters
- link
-
Procedural style only: A link identifier returned by mysqli_connect() or mysqli_init()
Return Values
A string that describes the error. An empty string if no error occurred.
Examples
Example #1 mysqli->error example
Object oriented style
<?php
$mysqli = new mysqli("localhost", "my_user", "my_password", "world");
/* check connection */
if (mysqli_connect_errno()) {
printf("Connect failed: %s\n", mysqli_connect_error());
exit();
}
if (!$mysqli->query("SET a=1")) {
printf("Errormessage: %s\n", $mysqli->error);
}
/* close connection */
$mysqli->close();
?>
Procedural style
<?php
$link = mysqli_connect("localhost", "my_user", "my_password", "world");
/* check connection */
if (mysqli_connect_errno()) {
printf("Connect failed: %s\n", mysqli_connect_error());
exit();
}
if (!mysqli_query($link, "SET a=1")) {
printf("Errormessage: %s\n", mysqli_error($link));
}
/* close connection */
mysqli_close($link);
?>
The above examples will output:
Errormessage: Unknown system variable 'a'
See Also
- mysqli_connect_errno() - Returns the error code from last connect call
- mysqli_connect_error() - Returns a string description of the last connect error
- mysqli_errno() - Returns the error code for the most recent function call
- mysqli_sqlstate() - Returns the SQLSTATE error from previous MySQL operation