curl/docs/libcurl/opts/CURLINFO_SPEED_DOWNLOAD.3

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.TH CURLINFO_SPEED_DOWNLOAD 3 "28 Aug 2015" libcurl libcurl
.SH NAME
CURLINFO_SPEED_DOWNLOAD \- get download speed
.SH SYNOPSIS
.nf
#include <curl/curl.h>

CURLcode curl_easy_getinfo(CURL *handle, CURLINFO_SPEED_DOWNLOAD,
                           double *speed);
.fi
.SH DESCRIPTION
Pass a pointer to a double to receive the average download speed that curl
measured for the complete download. Measured in bytes/second.

\fICURLINFO_SPEED_DOWNLOAD_T(3)\fP is a newer replacement that returns a more
sensible variable type.
.SH PROTOCOLS
.SH EXAMPLE
.nf
CURL *curl = curl_easy_init();
if(curl) {
  curl_easy_setopt(curl, CURLOPT_URL, "https://example.com");

  /* Perform the request */
  res = curl_easy_perform(curl);

  if(!res) {
    double speed;
    res = curl_easy_getinfo(curl, CURLINFO_SPEED_DOWNLOAD, &speed);
    if(!res) {
      printf("Download speed %.0f bytes/sec\\n", speed);
    }
  }
}
.fi
.SH AVAILABILITY
Added in 7.4.1. Deprecated since 7.55.0.
.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_SPEED_UPLOAD "(3), "
.BR CURLINFO_SIZE_UPLOAD_T "(3), "