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LongPollingReceiveMessage.php demonstrates how to retrieve a message from a specified queue with a 20 second delay to reduce the number of empty responses returned.

<?php /** * Copyright 2010-2019, Inc. or its affiliates. All Rights Reserved. * * This file is licensed under the Apache License, Version 2.0 (the "License"). * You may not use this file except in compliance with the License. A copy of * the License is located at * * * * This file is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR * CONDITIONS OF ANY KIND, either express or implied. See the License for the * specific language governing permissions and limitations under the License. * * ABOUT THIS PHP SAMPLE: This sample is part of the SDK for PHP Developer Guide topic at * * */ require 'vendor/autoload.php'; use Aws\Sqs\SqsClient; use Aws\Exception\AwsException; /** * Receive SQS Queue with Long Polling * * This code expects that you have AWS credentials set up per: * */ $queueUrl = "QUEUE_URL"; $client = new SqsClient([ 'profile' => 'default', 'region' => 'us-west-2', 'version' => '2012-11-05' ]); try { $result = $client->receiveMessage(array( 'AttributeNames' => ['SentTimestamp'], 'MaxNumberOfMessages' => 1, 'MessageAttributeNames' => ['All'], 'QueueUrl' => $queueUrl, // REQUIRED 'WaitTimeSeconds' => 20, )); var_dump($result); } catch (AwsException $e) { // output error message if fails error_log($e->getMessage()); }

Sample Details

Service: sqs

Last tested: 2018-12-27

Author: jschwarzwalder (AWS)

Type: full-example

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