curl包括get和post

function http_request($url, $data = null)
{
$curl = curl_init(); curl_setopt($curl=curli​nit();curls​etopt(curl, CURLOPT_URL, $url); curl_setopt($url);curls​etopt(curl, CURLOPT_SSL_VERIFYPEER, FALSE);
curl_setopt($curl, CURLOPT_SSL_VERIFYHOST, FALSE); if (!empty($curl,CURLOPTS​SLV​ERIFYHOST,FALSE);if(!empty(data)){
curl_setopt($curl, CURLOPT_POST, 1); curl_setopt($curl,CURLOPTP​OST,1);curls​etopt(curl, CURLOPT_POSTFIELDS, KaTeX parse error: Expected 'EOF', got '}' at position 12: data); }̲ curl_setop…curl, CURLOPT_RETURNTRANSFER, TRUE);
$output = curl_exec($output=curle​xec(curl);
curl_close($curl);
return $output;
}