MongoDB::lastError
(PECL mongo >=0.9.5)
MongoDB::lastError — Check if there was an error on the most recent db operation performed
Description
public array MongoDB::lastError
( void
)
This method is equivalent to:
<?php
public function lastError() {
return $this->command(array('getlasterror' => 1));
}
?>
Parameters
This function has no parameters.
Return Values
Returns the error, if there was one.
Examples
Example #1 MongoDB::lastError() NULL error example
<?php
$db->resetError();
var_dump($db->lastError());
?>
The above example will output something similar to:
array(3) {
["err"]=>
NULL
["n"]=>
int(0)
["ok"]=>
float(1)
}
Example #2 MongoDB::lastError() duplicate key example
<?php
$c = $db->selectCollection("foo");
// insert two documents with the same _id
$c->insert(array("_id" => 1));
$c->insert(array("_id" => 1));
var_dump($db->lastError());
?>
The above example will output something similar to:
array(3) {
["err"]=>
string(64) "E11000 duplicate key errorindex: foo.foo.$_id_ dup key: { : 1 }"
["n"]=>
int(0)
["ok"]=>
float(1)
}
- PHP Руководство
- Функции по категориям
- Индекс функций
- Справочник функций
- Расширения для работы с базами данных
- Расширения для работы с базами данных отдельных производителей
- MongoDB
- Базовые классы
- Функция MongoDB::authenticate() - Log in to this database
- Функция MongoDB::command() - Execute a database command
- Функция MongoDB::__construct() - Creates a new database
- Функция MongoDB::createCollection() - Creates a collection
- Функция MongoDB::createDBRef() - Creates a database reference
- Функция MongoDB::drop() - Drops this database
- Функция MongoDB::dropCollection() - Drops a collection [deprecated]
- Функция MongoDB::execute() - Runs JavaScript code on the database server.
- Функция MongoDB::forceError() - Creates a database error
- Функция MongoDB::__get() - Gets a collection
- MongoDB::getCollectionInfo
- Функция MongoDB::getCollectionNames() - Get all collections from this database
- Функция MongoDB::getDBRef() - Fetches the document pointed to by a database reference
- Функция MongoDB::getGridFS() - Fetches toolkit for dealing with files stored in this database
- Функция MongoDB::getProfilingLevel() - Gets this database's profiling level
- Функция MongoDB::getReadPreference() - Get the read preference for this database
- Функция MongoDB::getSlaveOkay() - Get slaveOkay setting for this database
- Функция MongoDB::getWriteConcern() - Get the write concern for this database
- Функция MongoDB::lastError() - Check if there was an error on the most recent db operation performed
- Функция MongoDB::listCollections() - Gets an array of all MongoCollections for this database
- Функция MongoDB::prevError() - Checks for the last error thrown during a database operation
- Функция MongoDB::repair() - Repairs and compacts this database
- Функция MongoDB::resetError() - Clears any flagged errors on the database
- Функция MongoDB::selectCollection() - Gets a collection
- Функция MongoDB::setProfilingLevel() - Sets this database's profiling level
- Функция MongoDB::setReadPreference() - Set the read preference for this database
- Функция MongoDB::setSlaveOkay() - Change slaveOkay setting for this database
- Функция MongoDB::setWriteConcern() - Set the write concern for this database
- Функция MongoDB::__toString() - The name of this database
Коментарии
404 Not Found