PHP マニュアル: Returns the BSON representation of a PHP value

string MongoDB\BSON\fromPHP(arrayobject $value)

Serializes a PHP array or object (e.g. document) to its » BSON representation. The returned binary string will describe a BSON document.

The serialized BSON document as a binary string.

Throws MongoDB\Driver\Exception\UnexpectedValueException if the PHP value cannot be converted to BSON. Possible reasons include, but are not limited to, encountering an unexpected MongoDB\BSON\Type instance or MongoDB\BSON\Serializable::bsonSerialize failing to return an array or stdClass.

例1 MongoDB\BSON\fromPHP example


<?php

$bson = MongoDB\BSON\fromPHP(['foo' => 1]);
echo bin2hex($bson), "\n";

?>

上の例の出力は以下となります。

0e00000010666f6f000100000000cat