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23 .TH CURLOPT_USERAGENT 3 "17 Jun 2014" "libcurl 7.37.0" "curl_easy_setopt options"
25 CURLOPT_USERAGENT \- set HTTP user-agent header
27 #include <curl/curl.h>
29 CURLcode curl_easy_setopt(CURL *handle, CURLOPT_USERAGENT, char *ua);
31 Pass a pointer to a zero terminated string as parameter. It will be used to
32 set the User-Agent: header in the HTTP request sent to the remote server. This
33 can be used to fool servers or scripts. You can also set any custom header
34 with \fICURLOPT_HTTPHEADER(3)\fP.
36 The application does not have to keep the string around after setting this
39 NULL, no User-Agent: header is used by default.
44 CURL *curl = curl_easy_init();
46 curl_easy_setopt(curl, CURLOPT_URL, "http://example.com");
48 curl_easy_setopt(curl, CURLOPT_USERAGENT, "Dark Secret Ninja/1.0");
50 curl_easy_perform(curl);
54 As long as HTTP is supported
56 Returns CURLE_OK if HTTP is supported, CURLE_UNKNOWN_OPTION if not, or
57 CURLE_OUT_OF_MEMORY if there was insufficient heap space.
59 .BR CURLOPT_REFERER "(3), " CURLOPT_HTTPHEADER "(3), "