Extract urls from a web page with PHP

Hello there! In this post I am going to show you how we can extract all urls from a webpage with php. For this purpose I am using php DOMDocument object. It is a awesome tools for working with DOM elements. If you are familiar with JavaScript you can found many similarity between them.

Let's see how we can extract url from a webpage with php.

<?php
// get data from url
$data = file_get_contents('http://wwww.w3bees.com');

$dom = new DOMDocument;
// load html with error handler
@$dom->loadHTML($data);
// find all a tags
$anchors = $dom->getElementsByTagName('a');

$url = array();

foreach ($anchors as $anchor) {
  // get href value
  $href = $anchor->getAttribute('href');
  // filter valid urls
  if (!preg_match("/^(https?:\/\/)?([\da-z\.-]+)\.([a-z\.]{2,6})([\/\w \.-]*)*\/?$/", $href) ) continue;
  $url[] = $href;
}

var_dump($url);

?>

Multiple File Upload with Progress Bar using PHP & jQuery

Some days age I have created a post that deals with How we can upload file with progress bar using php and jQuery . Some of my readers asked me how we can upload multiple files with progress bar. In this post I am going to show you how we can upload multiple files with progress bar. We can upload multiple files with progress bar exactly same way as I shown previous. But we need to do some modification with our file upload form and our php script to handle multiple files.

Force File Download with PHP

If you want to control or track your downloadable contents then a force file downloader script can give you more option. Especially if you want make images or other stemming contents like music file (mp3, wav, ogg), video files (flv, mp4, ogg, 3gpp), css, JavaScripts or even a php file downloadable then you must need to use a force file downloader script. In this post I am going to share a simple but useful force file downloader script.

Multiple File Upload with PHP

Sometimes we need to allow our users to upload multiple file upload. On my previous post I was shown the basic of simple file upload with PHP. Today I am going to show you how to allow users to upload multiple files. It is almost similar like simple file upload but we need to do some modification with html markup and php code . multiple attribute is needed to add on the html markup. Major web browsers like Firefox, Chrome, Safari and IE 9+ support this attribute. Now I am going to show you how to upload multiple file with PHP and basic HTML form.

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