curl: php function to post curl request to url with post data

gistfile1

/**
 * This functions Sends Post curl request
 * @param  string $url       url where posts request is send
 * @param  array $post_data array containing post data with key value pairs
 * @return string
 */
function post_curl($url, $post_data){
	$ch = curl_init();
	curl_setopt($ch, CURLOPT_URL, $url);
	curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
	curl_setopt($ch, CURLOPT_POST, 1);
	curl_setopt($ch, CURLOPT_POSTFIELDS, $post_data);
	$output = curl_exec($ch);
	curl_close($ch);
	return $output;
}