CURLINFO_STARTTRANSFER_TIME(3) | Library Functions Manual | CURLINFO_STARTTRANSFER_TIME(3) |
NAME
CURLINFO_STARTTRANSFER_TIME - get the time until the first byte is received
SYNOPSIS
#include <curl/curl.h> 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.
When a redirect is followed, the time from each request is added together.
See also the TIMES overview in the curl_easy_getinfo(3) man page.
PROTOCOLS
This functionality affects all supported protocols
EXAMPLE
int main(void) { CURL *curl = curl_easy_init(); if(curl) { CURLcode res; double start; curl_easy_setopt(curl, CURLOPT_URL, "https://example.com"); 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 curl 7.9.2
RETURN VALUE
Returns CURLE_OK if the option is supported, and CURLE_UNKNOWN_OPTION if not.
SEE ALSO
CURLINFO_STARTTRANSFER_TIME_T(3), CURLOPT_TIMEOUT(3), curl_easy_getinfo(3), curl_easy_setopt(3)
2024-09-18 | libcurl |