WebApr 2, 2024 · Pardon me I didn't get it. How can you only print 200 and right after the output code the json information is printed.response variable should already contain the json information when is printed. When you mean plain text file, do you mean that you see just one json line? If so, that is not a problem, it's just not prettified. WebApr 8, 2012 · -D, --dump-header Write the protocol headers to the specified file. This option is handy to use when you want to store the headers that a HTTP site sends to you. Cookies from the headers could then be read in a second curl invocation by using the -b, - …
Making curl send errors to stderr and everything else to stdout
WebApr 25, 2024 · -D, --dump-header (HTTP FTP) Write the received protocol headers to the specified file. The --silent option makes it so that just the headers are output, and not the progress bar. -s, --silent Silent or quiet mode. Don't show progress meter or error messages. Makes Curl mute. WebAug 11, 2016 · Curl allows you to customize output. You can print the HTTP status code to std out and write the contents to another file. curl -s -o response.txt -w "% {http_code}" http://example.com This allows you to check the return code and then decide if the response is worth printing, processing, logging, etc. how effective is cpted
Is there a way to get curl output into a file? - Server Fault
WebDec 22, 2016 · If curl failed the entire output will go to stderr (and be e-mailed to me thanks to cron), but if curl succeeded the output will go to stdout instead (which is redirected to a log file in the cron command, resulting in no e-mail.) WebJun 18, 2024 · You will have to use CURLOPT_WRITEFUNCTION to set a callback for writing. I can't test to compile this right now, but the function should look something close to; static std::string readBuffer; static size_t WriteCallback(void *contents, size_t size, size_t nmemb, void *userp) { size_t realsize = size * nmemb; readBuffer.append(contents, … WebSep 26, 2024 · So you can use the next curl command to get speed_download and time_total: curl example.com --silent -w '% {stderr} % {speed_download} % {time_total}' 1> /dev/null If you want to get the another output (html) you can redirect file descriptor 1 … how effective is dmit test