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This document uses PHP Chinese website manual Release
(PECL mongo >= 0.8.0)
MongoId::__toString — 返回该 id 十六进制的表示形式
此函数没有参数。
该 id。
Example #1 MongoId::__toString() 例子
<?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" ;
?>
以上例程的输出类似于:
49a7011a05c677b9a916612a 49a702d5450046d3d515d10d