mysqli::$connect_error
mysqli_connect_error
(PHP 5, PHP 7)
mysqli::$connect_error -- mysqli_connect_error — Returns a string description of the last connect error
Opis
Styl obiektowy
string $mysqli->connect_error;
Styl proceduralny
mysqli_connect_error
( void
) : string
Returns the last error message string from the last call to mysqli_connect().
Zwracane wartości
A string that describes the error. NULL is returned if no error occurred.
Przykłady
Przykład #1 $mysqli->connect_error example
Styl obiektowy
<?php
$mysqli = @new mysqli('localhost', 'fake_user', 'my_password', 'my_db');
// Works as of PHP 5.2.9 and 5.3.0.
if ($mysqli->connect_error) {
die('Connect Error: ' . $mysqli->connect_error);
}
?>
Styl proceduralny
<?php
$link = @mysqli_connect('localhost', 'fake_user', 'my_password', 'my_db');
if (!$link) {
die('Connect Error: ' . mysqli_connect_error());
}
?>
Powyższe przykłady wyświetlą:
Connect Error: Access denied for user 'fake_user'@'localhost' (using password: YES)
Notatki
Ostrzeżenie
The mysqli->connect_error property only works properly as of PHP versions 5.2.9 and 5.3.0. Use the mysqli_connect_error() function if compatibility with earlier PHP versions is required.
Zobacz też:
- mysqli_connect() - Alias dla mysqli::__construct
- mysqli_connect_errno() - Returns the error code from last connect call
- mysqli_errno() - Returns the error code for the most recent function call
- mysqli_error() - Returns a string description of the last error
- mysqli_sqlstate() - Returns the SQLSTATE error from previous MySQL operation
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