php读写MongoDB中的binary数据

官方文档
https://www.php.net/manual/zh/class.mongodb-bson-binary

final public MongoDB\BSON\Binary::jsonSerialize(): mixed

jsonSerialize处理binary数据

读取如

$result = $result->jsonSerialize();
echo $result['$binary'];
echo $result['$type'];

保存数据

$binary = '666';
$type = 0;
$result = new Binary($binary, $type);
// $binary存储会自动转base64格式