One, what is curl?CURL is a tool that uses URL syntax to transfer files and data, and supports many protocols, such as HTTP, FTP, Telnet, and so on. Best of all, PHP also supports the CURL library. Using the PHP Curl Library, you can easily and
Curl can use the syntax of the URL to simulate a browser to transfer data,Because it is a mock browser, it also supports multiple protocols,Protocols such as FTP, FTPS, HTTP, HTTPS, GOPHER, TELNET, DICT, FILE, and LDAP can all be well supported,
PHP Curl Instance + detailed, Phpcurl
Directly on the instance
Php//Create a new curl resource $ch=Curl_init ();URL transcoding for special characters such as Chinese$aurl=UrlEncode($address); $url=
First Class:For the optional parameters of these options below, value should be set to a bool type:OptionsOptional value valuesNoteCurlopt_autorefererReferer: Information is automatically set in the header when based on location: redirection.Curlopt_
Curl is a file transfer tool that works under the command line using URL rules. It supports file uploads and downloads, so it is a comprehensive transfer tool, but traditionally, the URL is used as a download tool. -a/--append when uploading a file,
Curl Download File
-O: Save the file as the file name specified on the command line
-O: Save the file to local using the default file name in the URL
--limit-rate: Speed limit
-C: Use a breakpoint for large files to continue the
As the name implies, Write-out's role is to output something. the-w parameter of curl is used to output the contents of the specified format to standard output after a complete and successful operation. The output format consists of a normal string
Curl is a necessary medicine for home travel, why so described? Because he is easy to use and convenient to achieve a page crawl analog login collection and other functions.
Remember the first contact curl is to achieve completion from the mailbox
In Linux, Curl is a file transfer tool that works under the command line using URL rules, which can be said to be a powerful HTTP command-line tool. It supports file upload and download, is a comprehensive transfer tool, but by tradition, the custom
Today curl , in a Web site encountered a strange problem, the following is the output:
[Email protected]:~$ curl-l http://www.yngs.gov.cn/-V* Hostname was wasn't found in DNS cache* Trying 116.52.12.163 ...* Connected to Www.yngs.gov.cn (116.52.1
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