The Curl command is a file transfer tool that works under the command line using URL rules.Curl supports file uploads and downloads, so it is a comprehensive transfer tool, but traditionally, it is customary to call curl as a download tool.As a
CURL is a very powerful open-source library that supports many protocols, including HTTP, FTP, and TELNET. We use it to send HTTP requests. It brings us the benefit of setting different HTTP parameters through flexible options and supporting HTTPS.
Curl command A lot of parameters, bloggers have not used many. Found today can be used with the-w parameter is very useful.-w:--write-out, the function is the output point what. The-w parameter of curl is used to output the contents of the specified
Curl command, curlCurl is a command line tool that supports multiple protocols. It sends network requests, obtains and extracts data, and displays the data on stdout.On the server side, using curl to check whether the request address returns data to
Curl is a file transfer tool that works under the command line using URL rules. It supports file uploads and downloads, so it is a comprehensive transfer tool, but traditionally, the URL is used as a download tool. -a/--append when uploading a file,
Network Request Tool CURL2017-08-16
Crul is a command-line tool that sends a network request and then gets and extracts data that is displayed in the"Standard output" (stdout) above.
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$ Curl
Curl Download File
-O: Save the file as the file name specified on the command line
-O: Save the file to local using the default file name in the URL
--limit-rate: Speed limit
-C: Use a breakpoint for large files to continue the
Sometimes in order to test the network situation, it takes time to return each phase, such as DNS resolution, time spent establishing a connection, the time it took to establish a connection to the preparation of a transmission, the time spent
As the name implies, Write-out's role is to output something. the-w parameter of curl is used to output the contents of the specified format to standard output after a complete and successful operation. The output format consists of a normal string
Sometimes in order to test the network situation, you need to return to each phase of time, such as time-consuming DNS resolution, to establish a connection to the time spent, from the establishment of the connection to prepare the transfer of the
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