php - Fatal error undefined function curl() when using json_decode and cURL -

hello want use curl send $_post server, got fatal error call undefined function curl() im missing ? ps: have php file running curl in same server im sure server configured use curl .

    error_reporting(e_all);     ini_set('display_errors', 1);     session_start();     set_time_limit(0);    $status = json_decode(curl($_post), true); // here error line  }  function curl($arra) { {     $ip = getenv("remote_addr");     $arra['ip'] = $ip;     $ckfile = tempnam("./tmp", "curlcookie");     $ch = curl_init("site.com/file.php");     curl_setopt($ch, curlopt_returntransfer, 1);     curl_setopt($ch, curlopt_post, true);     curl_setopt($ch, curlopt_postfields, $arra);     curl_setopt($ch, curlopt_useragent, $_server['http_user_agent']);     curl_setopt($ch, curlopt_ssl_verifypeer, false);     $c = curl_exec($ch);     curl_close($ch);     return $c; } $ip = getenv("remote_addr"); $hostname = gethostbyaddr($ip); $details     = simplexml_load_file("www.geoplugin.net/xml.gp?ip=" . $ip . ""); $codecountry = $details->geoplugin_countrycode; $countryname = $details->geoplugin_countryname; $codecountry2 = strtolower($codecountry); 

this line error

$status = json_decode(curl($_post), true); 

function curl($arra) { { 

there curly bracket must delete, there no test() method.