CURLINFO_CONTENT_LENGTH_DOWcurl_easy_getinfCURLINFO_CONTENT_LENGTH_DOWNLOAD(3)NAMECURLINFO_CONTENT_LENGTH_DOWNLOAD - get content-length of download
SYNOPSIS
#include <curl/curl.h>
CURLcode curl_easy_getinfo(CURL *handle, CURLINFO_CONTENT_LENGTH_DOWN‐
LOAD,
double *content_length);
DESCRIPTION
Pass a pointer to a double to receive the content-length of the down‐
load. This is the value read from the Content-Length: field. Since
7.19.4, this returns -1 if the size isn't known.
PROTOCOLSHTTP(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 ALSOcurl_easy_getinfo(3), curl_easy_setopt(3), CURLINFO_CON‐
TENT_LENGTH_UPLOAD(3),
libcurl 7.44.0 1 Sep 201CURLINFO_CONTENT_LENGTH_DOWNLOAD(3)