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.TH CURLINFO_CONTENT_LENGTH_DOWNLOAD 3 "1 Sep 2015" "libcurl 7.44.0" "curl_easy_getinfo options"
.SH NAME
CURLINFO_CONTENT_LENGTH_DOWNLOAD \- get content-length of download
.SH SYNOPSIS
#include <curl/curl.h>

CURLcode curl_easy_getinfo(CURL *handle, CURLINFO_CONTENT_LENGTH_DOWNLOAD,
                           double *content_length);
.SH 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.
.SH PROTOCOLS
HTTP(S)
.SH EXAMPLE
TODO
.SH AVAILABILITY
Added in 7.6.1
.SH RETURN VALUE
Returns CURLE_OK if the option is supported, and CURLE_UNKNOWN_OPTION if not.
.SH "SEE ALSO"
.BR curl_easy_getinfo "(3), " curl_easy_setopt "(3), "
.BR CURLINFO_CONTENT_LENGTH_UPLOAD "(3), "