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@ 2014-04-30T16:29:19Z

<?php

function txt2link($text){
	// force http: on www.
 	$text = ereg_replace( "www\.", "http://www.", $text );
	// eliminate duplicates after force
  	$text = ereg_replace( "http://http://www\.", "http://www.", $text );
  	$text = ereg_replace( "https://http://www\.", "https://www.", $text );
  
	// The Regular Expression filter
	$reg_exUrl = "/(http|https|ftp|ftps)\:\/\/[a-zA-Z0-9\-\.]+\.[a-zA-Z]{2,3}(\/\S*)?/";
	// Check if there is a url in the text
	if(preg_match($reg_exUrl, $text, $url)) {
		   // make the urls hyper links
		   $text = preg_replace($reg_exUrl, '<a href="'.$url[0].'" rel="nofollow">'.$url[0].'</a>', $text);
	}    // if no urls in the text just return the text
		   return ($text);
}

$str = 'Hi bro! Look at my new website: www.example.com. I leard to build websites from http://another.example.net and from example.net.';

$newStr = txt2link($str);

echo $newStr;

Output for git.master, git.master_jit, rfc.property-hooks: Fatal error: Uncaught Error: Call to undefined function ereg_replace() in /in/2ZBeG:5 Stack trace: #0 /in/2ZBeG(22): txt2link('Hi bro! Look at...') #1 {main} thrown in /in/2ZBeG on line 5
Process exited with code 255.

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2020-03-21 RFC: Is_Literal - declined
2020-12-04 Enumerations - included in PHP 8.1
2018-06-15 Typed Properties v2 - implemented in PHP 7.4
2016-08-12 Object typehint - included in PHP 7.2
2016-08-14 Arrow functions - withdrawn
2016-05-29 array_change_keys() - withdrawn
2016-04-19 Lexical scope support for anonymous classes - suspended
2016-04-17 Functional Interfaces - declined
2016-03-16 Typed Properties - superseded in favor of Typed Properties 2.0
2015-08-27 Callable Prototypes - declined
2015-05-01 Short Closures - declined / withdrawn in favor of Arrow Functions
2015-02-18 Scalar type hints v5 - included in PHP 7
2015-02-14 Union Types - declined
2013-09-22 Anonymous classes - included in PHP 7

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