The reason for this problem is that OSX curl is used by default
SecureTransport instead of OpenSSL.
The terminal can perform the following checks for the current SSL version with SecureTransport or OpenSSL.
$ php -i | grep "SSL Version"If the return result is as follows, Sslread () error is reported when Curl is used.
SSL Version => SecureTransport
You can make it support OpenSSL by recompiling
Curl library C language curl programming, curl Library
Curl programming in C Language
[Linux @ centos-64-min exercise] # gcc-Wall-o curltest. c/Tmp/ccosVANi. o: In function 'main ':Curltest. c :(. text + 0x2a): undefined reference to 'curl _ easy_init'Curltest. c :(. text +
[Command line] Curl Query public network export IPJuly 22, 2016 14:27:02Hits: 19022
Whether in the home or the office, or the company's host, many times are in the intranet, that is, many of them are through Nat Internet, and sometimes need to query the public network IP, if there is a browser, you can use Baidu, Google search ip this keyword to get the public network IP, What if it's under the command line? The following is the operation of
Curl (), file_get_contents (), snoopy.class.php these three remote pages to fetch or capture the tools used, the default is still invaded by snoopy.class.php, because he is more efficient and does not require server-specific configuration support, in the ordinary virtual host can be used, file_get_ Contents () is less efficient, often fails, curl () is highly efficient, supports multi-threading, but needs t
Curl is an open source file Transfer tool that works with URL syntax in command line mode
This article implements a Curl batch instance in PHP.
The code is as follows:
1Header("Content-type:text/html;charset=utf8");23/*get all a labels for two pages first*/4//Initialize two simple handle handles5$ch 1=curl_init ();6$ch 2=curl_init ();7Curl_setopt_array ($ch 1,Array(8Curlopt_url = ' http://www.sina.com.cn
PHP curl can be used to crawl Web pages, analysis of Web data use, simple and easy-to-use, here to introduce its functions, such as not detailed description, put the code to see:
Only a few of the main functions are retained. To implement a mock login, which may involve session capture, then the front and back pages involve parameter provision form.
Libcurl main function is to use different protocols to connect and communicate with different servers
The output effect is as follows:
The following is a description of the partial Curl function parameters:
Curl Library Method
name description
curl_close closes a curl session
Curl_copy_handle copies all the contents and parameters of a Curl connection resource
Curl_ errno Returns a numeric number containing the curr
[PHP]
Class Curl {
/*
* Get method get access to specified address
* @param the address to be accessed by the string URL
* @param the storage address of a string cookie cookie, no cookie is sent
* @return string curl_exec () gets the information
* @author Andy
**/
Public function Get ($url, $cookie = ")
{
Initializing a Curl session
$curl = Curl_init ($url);
D
Linux Command curl command details, linux Command curl detailsCommand: curlIn linux, curl is a File Transfer tool that uses URL rules to work under the command line. It can be said that it is a powerful http command line tool. It supports file upload and download. It is a comprehensive transmission tool. However, traditionally, URLs are called download tools.Synt
[Php]Class Curl {/** Get access to the specified address* @ Param string url the address to be accessed* @ Param string cookie: The storage address of the cookie. If no cookie exists, no cookie is sent.* @ Return string curl_exec () information obtained* @ Author andy**/Public function get ($ url, $ cookie = ''){// Initialize a cURL session$ Curl = curl_init ($ u
The default curl in Ubuntu14.04 is in the usrbin directory, and the version is 7.35libcurl or 7.35. The newly downloaded curl is 7.48 and installed in usrlocalcurl. The curl version is 7.48 and the libcurl version is 7.35. If you delete curl under the usrbin directory, the default
This article mainly introduces PHP using curl in the detailed analysis of Php curl and common pits, and now share to everyone, but also for everyone to make a reference. Let's take a look at it with a little knitting.
Tanabata, as a development, sister did not have to tease "tease" down the server bar, sister have to tease the classmate that left hug sister right embrace server bar, moreover sister i
Php uses CURL to forge IP addresses and source instances. Php uses CURL to forge IP addresses and source instances. curl to forge an instance in this article describes how php uses CURL to forge IP addresses and sources. Share it with you for your reference. The specific analysis is as follows: Counterfeit php uses
In actual projects or their own small tools (such as news aggregation, commodity price monitoring, parity) in the process, usually need to get data from the 3rd party Web site or API interface, when the need to deal with 1 URL queues, in order to improve performance, you can use the curl provided curl_multi_* A family function implements simple concurrency.In this paper, we will explore two specific implementation methods, and do a simple performance
A deep understanding of the curl class can be used to simulate get, post, and curl downloads. The copy code is as follows :? PhpclassCurl {** get method to obtain the access address * @ paramstringurl the address to be accessed * @ paramstringcookiecookie storage address
As follows:
The code is as follows:
Class Curl {/** Get access to the specified address* @
PHP uses curl to perform a mock login to a website with a verification code, curl Verification Code
Many of the online simulation login programs, mostly through the service program Apache and other operations, get to the verification code displayed on the Web page, and then fill in and then post out, although it looks very friendly, but since the simulation login, after the log on the thing is not necessar
Php uses curl for concurrent analysis to reduce the backend access time. Php uses the curl concurrent method to reduce the backend access time. the curl backend instance in this article describes how php uses the curl concurrent method to reduce the backend access time. For your reference, this article describes how to
This article provides a detailed analysis of the curl class that can be used to simulate get, post, and curl downloads. For more information, see
As follows:
The code is as follows:
Class Curl {
/*
* Get access to the specified address
* @ Param string url the address to be accessed
* @ Param string cookie: The storage address of the cookie. If no cookie exists
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