MONGOCURSOR.GETREADPREFERENCE(3)					 1					  MONGOCURSOR.GETREADPREFERENCE(3)

MongoCursor::getReadPreference - Get the read preference for this query

SYNOPSIS

       public array MongoCursor::getReadPreference (void  )

DESCRIPTION

PARAMETERS

       This function has no parameters.

RETURN VALUES

       This function returns an array describing the read preference. The array contains the values type for the string read preference mode (cor-
       responding to the MongoClient constants), and tagsets containing a list of all tag set criteria. If no tag  sets  were  specified,  tagsets
       will not be present in the array.

EXAMPLES

       Example #1

	      MongoCursor::getReadPreference return value example

	      <?php

	      $m = new MongoClient();
	      $cursor = $m->test->users->find();
	      $cursor->setReadPreference(MongoClient::RP_SECONDARY, array(
		  array('dc' => 'east', 'use' => 'reporting'),
		  array('dc' => 'west'),
		  array(),
	      ));
	      var_dump($cursor->getReadPreference());
	      ?>

	      The above example will output:

	      array(2) {
		["type"]=>
		string(9) "secondary"
		["tagsets"]=>
		array(3) {
		  [0]=>
		  array(2) {
		    ["dc"]=>
		    string(4) "east"
		    ["use"]=>
		    string(9) "reporting"
		  }
		  [1]=>
		  array(1) {
		    ["dc"]=>
		    string(7) "west"
		  }
		  [2]=>
		  array(0) {
		  }
		}
	      }

SEE ALSO The read preferences documentation., MongoCursor.setReadPreference(3), MongoCursorInterface.getReadPreference(3).
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