1CURLINFO_STARTTRANSFER_TIME_cTu(r3l)_easy_getinfo opCtUiRoLnIsNFO_STARTTRANSFER_TIME_T(3)
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6 CURLINFO_STARTTRANSFER_TIME_T - get the time until the first byte is
7 received
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10 #include <curl/curl.h>
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12 CURLcode curl_easy_getinfo(CURL *handle, CURLINFO_STARTTRANSFER_TIME_T,
13 curl_off_t *timep);
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16 Pass a pointer to a curl_off_t to receive the time, in microseconds, it
17 took from the start until the first byte is received by libcurl. This
18 includes CURLINFO_PRETRANSFER_TIME_T(3) and also the time the server
19 needs to calculate the result.
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21 When a redirect is followed, the time from each request is added to‐
22 gether.
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24 See also the TIMES overview in the curl_easy_getinfo(3) man page.
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27 All
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30 curl = curl_easy_init();
31 if(curl) {
32 curl_off_t start;
33 curl_easy_setopt(curl, CURLOPT_URL, url);
34 res = curl_easy_perform(curl);
35 if(CURLE_OK == res) {
36 res = curl_easy_getinfo(curl, CURLINFO_STARTTRANSFER_TIME_T, &start);
37 if(CURLE_OK == res) {
38 printf("Time: %" CURL_FORMAT_CURL_OFF_T ".%06ld", start / 1000000,
39 (long)(start % 1000000));
40 }
41 }
42 /* always cleanup */
43 curl_easy_cleanup(curl);
44 }
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47 Added in 7.61.0
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50 Returns CURLE_OK if the option is supported, and CURLE_UNKNOWN_OPTION
51 if not.
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54 curl_easy_getinfo(3), curl_easy_setopt(3), CURLINFO_STARTTRANS‐
55 FER_TIME(3)
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59libcurl 7.76.1 November 04, 202C0URLINFO_STARTTRANSFER_TIME_T(3)