標準入力のJSONをDynamoDB JSONにMarshallする

marshalljson.php

<?php
require 'vendor/autoload.php';

use Aws\DynamoDb\Marshaler;

$json = "";
while ( ! feof(STDIN) ) {
  $line = trim(fgets(STDIN));
  $json .= $line;
}

$marshaler = new Marshaler();
$arr = $marshaler->marshalJson($json);
echo json_encode($arr);