PHP, MySQL, Drupal, .htaccess, Robots.txt, Phponwebsites

20 Aug 2014

Get/Read value from RSS Feed using PHP

                                You can generate RSS Feed using PHP and MySQL. Then you've have a doubt. How can retrieve data from RSS Feed using PHP? In this post, You are going to know get data from RSS Feed using PHP.

                                 You can get value from RSS Feed using PHP in following two ways.

1. Get data from RSS Feed using simple_load_file() in PHP
2. Get data from RSS Feed using file_get_contents() and SimpleXMLElement() in PHP

Lets see below examples.

Get data from RSS Feed using simple_load_file() in PHP


                                   Simple_load_file() in PHP is used to convert XML document into an object. The below example explain retrieve data from RSS Feed.


<?php
$xml=simplexml_load_file('http://www.phponwebsites.com/rss.xml');
//print_R($xml);
foreach($xml->channel->item as $val)
 {
  echo $val->title.' '. $val->link.'<br>';
 }
?>


Get data from RSS Feed using file_get_contents and SimpleXMLElement in PHP


                                  File_get_contents() is used to read the contents of a file into string. SimpleXMLElement is used to represents elements of XML document. The below example explain retrieve data from RSS Feed.

<?php
$url=file_get_contents('http://www.phponwebsites.com/rss.xml');
$xml=new SimpleXMLElement($url);
//print_R($xml);
foreach($xml->channel->item as $val)
 {
  echo $val->title.' '. $val->link.'<br>';
 }
?>


 When you give print_R() in above PHP file, you can see the output on screen like below.


  SimpleXMLElement Object (
   [@attributes] => Array ( [version] => 2.0 )
   [channel] => SimpleXMLElement Object (
         [title] => Phponwebsites
[link] => http://www.phponwebsites.com
[description] => Phponwebsites about php related topics like .htaccess, robots.txt, mysql, jquery, ajax, js and also php for php developers
         [language] => en-us
[item] => Array (
          [0] => SimpleXMLElement Object (
            [title] => PHP
  [link] => http://www.phponwebsites.com/p/php.html
               [description] => PHP doubts clarified at Phponwebsites
                )
         [1] => SimpleXMLElement Object (
            [title] => MySQL
           [link] => http://www.phponwebsites.com/p/mysql.html
               [description] => MySQL doubts clarified at Phponwebsites
               )
           [2] => SimpleXMLElement Object (
           [title] => htaccess
          [link] => http://www.phponwebsites.com/p/htaccess.html
              [description] => htaccess doubts clarified at Phponwebsites
               )
          )
    )
)

Now you can retrieve data from RSS Feed.

Related Post:
Create Sitemap dynamically using PHP and MySQL
Create RSS Feed dynamically using PHP and MySQL
PHP : Create json file
Create XML file using PHP and MySQL
PHP : Parse data from XML Sitemap using simplexml_load_file and file_get_elements
Read data from JSON file using PHP
Parse data from XML file using PHP