NAME¶

CURLINFO_HTTP_VERSION - get the http version used in the connection

SYNOPSIS¶

#include <curl/curl.h>
CURLcode curl_easy_getinfo(CURL *handle, CURLINFO_HTTP_VERSION, long *p);

DESCRIPTION¶

Pass a pointer to a long to receive the version used in the last http connection done using this handle. The returned value is CURL_HTTP_VERSION_1_0, CURL_HTTP_VERSION_1_1, CURL_HTTP_VERSION_2_0, CURL_HTTP_VERSION_3 or 0 if the version cannot be determined.

PROTOCOLS¶

This functionality affects http only

EXAMPLE¶

int main(void)
{


  CURL *curl = curl_easy_init();


  if(curl) {


    CURLcode res;


    curl_easy_setopt(curl, CURLOPT_URL, "https://example.com");


    res = curl_easy_perform(curl);


    if(res == CURLE_OK) {


      long http_version;


      curl_easy_getinfo(curl, CURLINFO_HTTP_VERSION, &http_version);


    }


    curl_easy_cleanup(curl);


  }
}

AVAILABILITY¶

Added in curl 7.50.0

RETURN VALUE¶

curl_easy_getinfo(3) returns a CURLcode indicating success or error.

CURLE_OK (0) means everything was OK, non-zero means an error occurred, see libcurl-errors(3).

SEE ALSO¶

CURLINFO_RESPONSE_CODE(3), curl_easy_getinfo(3), curl_easy_setopt(3)