php man page for mongoduplicatekeyexception

MONGODUPLICATEKEYEXCEPTION(3)						 1					     MONGODUPLICATEKEYEXCEPTION(3)

The MongoDuplicateKeyException class

INTRODUCTION
	Thrown when attempting to insert a document into a collection which already contains the same values for the unique keys.

CLASS SYNOPSIS
       MongoDuplicateKeyException

       MongoDuplicateKeyExceptionextends
       MongoWriteConcernException

       Inherited properties

       o protected string$message

       o protected int$code

       o protected string$file

       o protected int$line

       Inherited methods

       o public array MongoWriteConcernException::getDocument (void  )

EXAMPLES
       Example #1

	      Catching MongoDuplicateKeyException

	      <?php
	      $mc = new MongoClient("localhost");

	      $c = $mc->selectCollection("test", "test");

	      $c->insert(array('_id' => 1));
	      try {
		  $c->insert(array('_id' => 1));
	      } catch (MongoWriteConcernException $e) {
		  echo $e->getMessage(), "
";
	      }
	      ?>

	      The above examples will output something similar to:

	      localhost:27017: insertDocument :: caused by :: 11000 E11000 duplicate key error index: test.test.$_id_  dup key: { : 1 }

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