Examples of Air Quality Pollution Index API using PHP (Full Code)

PHP Program Code

   
 
function WeatherUrl($url){
		$cn = curl_init();
		curl_setopt($cn, CURLOPT_RETURNTRANSFER, 1);
		curl_setopt($cn, CURLOPT_URL, $url);    // get the contents using url
		$weatherdata = curl_exec($cn); // execute the curl request
		curl_close($cn); //close the cURL
		return $weatherdata;
}

$url="http://api.openweathermap.org/data/2.5/air_pollution?lat=28.6667&lon=77.2167&lang=en&appid=d62ca415a6b61d8927e6d87b8c420c9f";
$response=WeatherUrl($url);


$data = json_decode($response);

	
$aqi = $data->list[0]->main->aqi;
$co = $data->list[0]->components->co;
$no = $data->list[0]->components->no;
$no2 = $data->list[0]->components->no2;
$o3 = $data->list[0]->components->o3;
$so2 = $data->list[0]->components->so2;
$pm2_5 = $data->list[0]->components->pm2_5;
$pm10 = $data->list[0]->components->pm10;
$nh3 = $data->list[0]->components->nh3;

echo '
Air Quality Level : '. $aqi.'
';
echo '
Co : '. $co;
echo '
No : '. $no;
echo '
NO2 : '. $no2;
echo '
O3 : '. $o3;
echo '
SO2: '. $so2;
echo '
PM2.5: '. $pm2_5;
echo '
PM10: '. $pm10;
echo '
NH3: '. $nh3;

Output

   
 
Air Quality Level : 5

Co : 1295.09
No : 0
NO2 : 23.65
O3 : 98.71
SO2: 16.21
PM2.5: 294.02
PM10: 324.39
NH3: 7.41