MongoDB::lastError

(PECL mongo >=0.9.5)

MongoDB::lastErrorCheck if there was an error on the most recent db operation performed

Description

public array MongoDB::lastError ( void )

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)
}

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