<?php require_once 'vendor/autoload.php'; use Aws\DynamoDb\DynamoDbClient; $dynamo = DynamoDbClient::factory(array( 'key' => AWS_KEY, 'secret' => AWS_SECRET, 'region' => AWS_REGION, )); $id = (string) time(); $result = $dynamo->putItem( [ 'TableName' => 'new_sdk_test', 'Item' => [ 'id' => ['S' => $id], 'value_list' => ['L' => [['S'=>'Tokyo'], ['S' => 'Kanagawa'], ['S' =>'Saitama']]], 'value_map' =