curl / libcurl / API / curl_easy_getinfo / CURLINFO_HTTP_VERSION

CURLINFO_HTTP_VERSION explained

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

HTTP

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

Returns CURLE_OK if the option is supported, and CURLE_UNKNOWN_OPTION if not.

See also

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

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