NAME

       CURLINFO_CONTENT_LENGTH_DOWNLOAD - get content-length of download

SYNOPSIS

       #include <curl/curl.h>

       CURLcode curl_easy_getinfo(CURL *handle, CURLINFO_CONTENT_LENGTH_DOWNLOAD,
                                  double *content_length);

DESCRIPTION

       Pass  a  pointer  to  a  double to receive the content-length of the download. This is the
       value read from the Content-Length: field. Since 7.19.4, this returns -1 if the size isn't
       known.

PROTOCOLS

       HTTP(S)

EXAMPLE

       TODO

AVAILABILITY

       Added in 7.6.1

RETURN VALUE

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

SEE ALSO

       curl_easy_getinfo(3), curl_easy_setopt(3), CURLINFO_CONTENT_LENGTH_UPLOAD(3),