CURLINFO_HTTP_VERSION - Man Page
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. The returned value will be 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
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 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),
Referenced By
January 02, 2023 libcurl 7.88.1 curl_easy_getinfo options