CURLOPT_USERAGENT(3) curl_easy_setopt options CURLOPT_USERAGENT(3)
NAME
CURLOPT_USERAGENT - HTTP user-agent header
SYNOPSIS
#include <curl/curl.h>
CURLcode curl_easy_setopt(CURL *handle, CURLOPT_USERAGENT, char *ua);
DESCRIPTION
Pass a pointer to a null-terminated string as parameter. It will be
used to set the User-Agent: header in the HTTP request sent to the re-
mote server. This can be used to fool servers or scripts. You can also
set any custom header with CURLOPT_HTTPHEADER(3).
The application does not have to keep the string around after setting
this option.
DEFAULT
NULL, no User-Agent: header is used by default.
PROTOCOLS
HTTP, HTTPS
EXAMPLE
CURL *curl = curl_easy_init();
if(curl) {
curl_easy_setopt(curl, CURLOPT_URL, "https://example.com");
curl_easy_setopt(curl, CURLOPT_USERAGENT, "Dark Secret Ninja/1.0");
curl_easy_perform(curl);
}
AVAILABILITY
As long as HTTP is supported
RETURN VALUE
Returns CURLE_OK if HTTP is supported, CURLE_UNKNOWN_OPTION if not, or
CURLE_OUT_OF_MEMORY if there was insufficient heap space.
SEE ALSO
CURLOPT_REFERER(3), CURLOPT_HTTPHEADER(3),
libcurl 7.81.0 November 26, 2021 CURLOPT_USERAGENT(3)
Generated by dwww version 1.14 on Thu Jan 23 06:21:16 CET 2025.