PHP Ajax Asynchronous read RSS document data, _php tutorial

PHP Ajax asynchronously reads RSS document data,

RSS (Really Simple Syndication) is a format for describing and synchronizing site content and is the most widely used XML application. RSS builds a technology platform for rapid dissemination of information, making everyone a potential provider of information.

The example of this article for everyone to share the PHP Ajax asynchronous reading RSS document data related code, for your reference, the specific content as follows

The code is as follows:

Index.html

       
Please Select the option to get RSS:
      
    Rss-feeds   

rss.php

<?php $q =$_get["Q"];  if ($q = = "CNN") {$xml = ("Http://rss.cnn.com/rss/cnn_topstories.rss");}  ElseIf ($q = = "BBC") {$xml = ("Http://newsrss.bbc.co.uk/rss/newsonline_world_edition/americas/rss.xml");} ElseIf ($q = "PCW") {$xml = ("Http://www.pcworld.com/index.rss");} $xmlDoc = new DOMDocument ();  $xmlDoc->load ($xml); $channel = $xmlDoc->getelementsbytagname (' channel ')->item (0); $channel _title = $channel->getelementsbytagname (' title ')->item (0)->childnodes->item (0)->nodevalue ; $channel _link = $channel->getelementsbytagname (' link ')->item (0)->childnodes->item (0)->nodevalue; $channel _desc = $channel->getelementsbytagname (' description ')->item (0)->childnodes->item (0) NodeValue; Echo ("
" . $channel _title. ""); Echo ("
"); Echo ($channel _desc. "
"); $x = $xmlDoc->getelementsbytagname (' item '); for ($i =0; $i <=2; $i + +) {$item _title= $x->item ($i)->getelementsbytagname (' title ')->item (0)  Childnodes->item (0)->nodevalue; $item _link= $x->item ($i)->getelementsbytagname (' link ')->item (0)->childnodes->item (0)  NodeValue; $item _desc= $x->item ($i)->getelementsbytagname (' description ')->item (0)->childnodes->item (0)  NodeValue; Echo ("
" . $item _title.  ""); Echo ("
"); Echo ($item _desc. "
"); }? >

The above is the whole content of this article, I hope that you learn PHP programming help.

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