Online PHP editor | refs for JPH7m

<?php $apikey='89c8421dac1a4009a2fac2396ff91ea3'; $apisecret='43ab0e021c96427f908b3939236557e1'; $nonce=time(); $uri='https://bittrex.com/api/v1.1/market/getopenorders?apikey='.$apikey.'&nonce='.$nonce; $sign=hash_hmac('sha512',$uri,$apisecret); $ch = curl_init($uri); curl_setopt($ch, CURLOPT_HTTPHEADER, array('apisign:'.$sign)); $execResult = curl_exec($ch); $obj = json_decode($execResult); echo ($uri); echo "\n"; echo ($sign);