session_start() and session_destroy() functions

[Anonymous]

Hey all,

Was trying to understand the concepts behind PHP programming. Was behind cURL trying to connect a URL. Just curious and wanted to understand if this how it's done. Ref - https://www.interviewbit.com/php-interview-questions/

//Step 1 To initialize curl
     $ch = curl_init();
//Step 2 To set url where you want to post
     $url = ‘http://www.localhost.com’;
//Step 3 Set curl functions which are needs to you
     curl_setopt($ch,CURLOPT_URL,$url);
     curl_setopt($ch,CURLOPT_POST,true);
     curl_setopt($ch,CURLOPT_RETURNTRANSFER,true);
     curl_setopt($ch,CURLOPT_POSTFIELD,’postv1 = value1&postv2 = value2’);
//Step 4 To execute the curl
     $result = curl_exec($ch);
//Step 5 Close curl
     curl_close($ch);

 

[gulshan212]

Hello this is Gulshan Negi
Well, below is the correct code:

// Step 1: Initialize cURL $ch = curl_init(); // Step 2: Set the URL where you want to post $url = 'http://www.localhost.com'; // Step 3: Set cURL options curl_setopt($ch, CURLOPT_URL, $url); curl_setopt($ch, CURLOPT_POST, true); curl_setopt($ch, CURLOPT_RETURNTRANSFER, true); curl_setopt($ch, CURLOPT_POSTFIELDS, 'postv1=value1&postv2=value2'); // Step 4: Execute the cURL request $result = curl_exec($ch); // Step 5: Close cURL curl_close($ch);


Thanks

 

[lokeshjoshi]

//Step 1 To initialize curl
$ch = curl_init();
//Step 2 To set url where you want to post
$url = ‘http://www.localhost.com’;
//Step 3 Set curl functions which are needs to you
curl_setopt($ch,CURLOPT_URL,$url);
curl_setopt($ch,CURLOPT_POST,true);
curl_setopt($ch,CURLOPT_RETURNTRANSFER,true);
curl_setopt($ch,CURLOPT_POSTFIELD,’postv1 = value1&postv2 = value2’);
//Step 4 To execute the curl
$result = curl_exec($ch);
//Step 5 Close curl
curl_close($ch);

The code you provided demonstrates the usage of the cURL library in PHP to send a POST request to a specified URL. Here's a breakdown of the code and its steps:

1. Step 1: Initializes a cURL session using curl_init() and assigns it to the variable $ch. This function returns a cURL handle used in subsequent cURL function calls.
2. Step 2: Set the URL to send the POST request. In this example, the URL is set to http://www.localhost.com (a placeholder URL).
3. Step 3: Sets various options for the cURL session using curl_setopt(). In this code snippet, the following options are set:
   • CURLOPT_URL: Specifies the URL to send the request to.
   • CURLOPT_POST: Enables the HTTP POST method for the request.
   • CURLOPT_RETURNTRANSFER: Tells cURL to return the response as a string instead of outputting it directly.
   • CURLOPT_POSTFIELDS: Sets the data to be sent in the POST request. The data is provided as a string in the format 'postv1=value1&postv2=value2'.
4. Step 4: Executes the cURL session with curl_exec($ch). It performs the POST request and returns the response from the server. The response is stored in the variable $result.
5. Step 5: Closes the cURL session using curl_close($ch). It releases the resources associated with the cURL handle.
   
   You can check this post, found on the internet here author listed the a bunch of the PHP code, this can help you to learning PHP.