How to install curl in Linux system
This article mainly introduces how to install curl in the Linux system, has a certain reference value, interested friends can refer to, I hope you can learn a lot after reading this article, the following let the editor take you to understand it.
Curl is a text transfer tool that uses URL syntax under the command line.
About curl: curl is a widely used command-line tool for uploading and downloading, but strictly speaking, it can also be used for other purposes. As far as testing is concerned, it is a very useful tool for Web-related testing, including debugging, and is very easy to use. On the other hand, because it is a pure command-line tool, it can also be easily integrated into automation or other testing frameworks as a component, giving it tasks such as uploading and downloading HTTP/HTTPS/FTP.
Linux system installation curl specific steps: get the installation package, download directly from the Internet or other channels, here directly wget
# wget http://curl.haxx.se/download/curl-7.17.1.tar.gz
Extract to the current directory
# tar-zxf curl-7.17.1.tar.gz
Enter the decompressed directory
# cd curl-7.17.1
Configuration, specify the installation directory, here is "/ usr/local/curl"
#. / configure-prefix=/usr/local/curl
# make
Installation
# make install
Installation completed
Use:
Add the curl command to the environment variable
Execute on the command line (only for local sessions, or configure environment variables in .bash _ profile, .bashrc files):
# export PATH=$PATH:/usr/local/curl/bin
And then you can use it.
# curl http://www.baidu.com
There is a lot of html code, which is the code of Baidu's home page.
Instructions for getting started:
Http://www.javaeye.com/topic/648143
Use an example (send a POST request):
# curl-d @ json http://www.google.com/loc/json
-d sends the request in the form of POST
@ json @ reads data from a file The contents in the json file are {"address_language": "zh_CN", "cell_towers": [{"cell_id": "36526", "location_area_code": "14556", "mobile_contry_code": "460", "mobile_network_code": "02"}], "host": "maps.google.com", "location": null, "request_address": true, "version": "1.1.0", "wifi_towers": []}
Return:
{"location": {"latitude": 32.117302, "longitude": 114.116598, "address": {"country": "China", "country_code": "CN", "region": "Henan Province", "city": "Xinyang City"}, "accuracy": 1625.0}, "access_token": "2:FaXK0Xl_DHRbcQiK:5tGTJsZx1scpjUfJ"}
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