读取某变量的值(HttpRequest

<?php

$request = new HttpRequest();
$request->setUrl('http://127.0.0.1:39321/iotgateway/read');
$request->setMethod(HTTP_METH_GET);

$request->setQueryData(array(
  'ids' => array(
    'Channel1.Device1.tag1',
    'Channel1.Device1.tag2'
  )
));

$request->setHeaders(array(
  'cache-control' => 'no-cache',
  'Accept-Language' => 'zh-CN,zh;q=0.9',
  'Accept-Encoding' => 'gzip, deflate, br',
  'Accept' => 'text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,image/apng,*/*;q=0.8',
  'User-Agent' => 'Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/69.0.3497.81 Safari/537.36',
  'Upgrade-Insecure-Requests' => '1',
  'Cache-Control' => 'max-age=0',
  'Connection' => 'keep-alive'
));

try {
  $response = $request->send();

  echo $response->getBody();
} catch (HttpException $ex) {
  echo $ex;
}

读取某变量的值(pecl_http

<?php

$client = new http\Client;
$request = new http\Client\Request;

$request->setRequestUrl('http://127.0.0.1:39321/iotgateway/read');
$request->setRequestMethod('GET');
$request->setQuery(new http\QueryString(array(
  'ids' => array(
    'Channel1.Device1.tag1',
    'Channel1.Device1.tag2'
  )
)));

$request->setHeaders(array(
  'cache-control' => 'no-cache',
  'Accept-Language' => 'zh-CN,zh;q=0.9',
  'Accept-Encoding' => 'gzip, deflate, br',
  'Accept' => 'text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,image/apng,*/*;q=0.8',
  'User-Agent' => 'Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/69.0.3497.81 Safari/537.36',
  'Upgrade-Insecure-Requests' => '1',
  'Cache-Control' => 'max-age=0',
  'Connection' => 'keep-alive'
));

$client->enqueue($request)->send();
$response = $client->getResponse();

echo $response->getBody();

读取某变量的值(curl

<?php

$curl = curl_init();

curl_setopt_array($curl, array(
  CURLOPT_PORT => "39321",
  CURLOPT_URL => "http://127.0.0.1:39321/iotgateway/read?ids=Channel1.Device1.tag1,Channel1.Device1.tag2",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "GET",
  CURLOPT_HTTPHEADER => array(
    "Accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,image/apng,*/*;q=0.8",
    "Accept-Encoding: gzip, deflate, br",
    "Accept-Language: zh-CN,zh;q=0.9",
    "Cache-Control: max-age=0",
    "Connection: keep-alive",
    "Upgrade-Insecure-Requests: 1",
    "User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/69.0.3497.81 Safari/537.36",
    "cache-control: no-cache"
  ),
));

$response = curl_exec($curl);
$err = curl_error($curl);

curl_close($curl);

if ($err) {
  echo "cURL Error #:" . $err;
} else {
  echo $response;
}