(PECL mongo >= 0.8.0)
Returns a hexidecimal representation of this id
public string MongoId::__toString ( void )
Returns:
This id.
Examples:
MongoId::__toString() example
<?php
$m = new MongoClient();
$collection = $m->selectDB("foo")->selectCollection("bar");
$collection->insert(array( "x" => "y" ));
$collection->insert(array( "x" => "y" ));
$cursor = $collection->find();
$r1 = $cursor->next();
$r2 = $cursor->next();
echo $r1["_id"] . "\n";
echo $r2["_id"] . "\n";
?>
The above example will output something similar to:
49a7011a05c677b9a916612a 49a702d5450046d3d515d10d
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