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CURLINFO_STARTTRANSFER_TIME

Section: curl_easy_getinfo options (3)
Updated: May 05, 2017
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NAME

CURLINFO_STARTTRANSFER_TIME - get the time until the first byte is received

SYNOPSIS

CURLcode curl_easy_getinfo(CURL *handle, CURLINFO_STARTTRANSFER_TIME, double *timep);

DESCRIPTION

Pass a pointer to a double to receive the time, in seconds, it took from the start until the first byte is received by libcurl. This includes CURLINFO_PRETRANSFER_TIME(3) and also the time the server needs to calculate the result.

See also the TIMES overview in the curl_easy_getinfo(3) man page.

PROTOCOLS

All

EXAMPLE

curl = curl_easy_init();
if(curl) {
  double start;
  curl_easy_setopt(curl, CURLOPT_URL, url);
  res = curl_easy_perform(curl);
  if(CURLE_OK == res) {
    res = curl_easy_getinfo(curl, CURLINFO_STARTTRANSFER_TIME, &start);
    if(CURLE_OK == res) {
      printf("Time: %.1f", start);
    }
  }
  /* always cleanup */
  curl_easy_cleanup(curl);
}

AVAILABILITY

Added in 7.9.2

RETURN VALUE

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