Online PHP editor | output for 6uHO7

@ 2013-09-03T13:22:18Z

<?php
$site_a['text'] = "täglich";

preg_match('/<title>(.*?)<\/title>/is', $site_a['text'], $title);
		if(isset($title[1])) {
			$title = $title[1];
			$title = preg_replace('/[^a-z0-9\.-üßäö]+/', ' ', $title);
		}else
			$title = "";
		
		$site = preg_replace('#<script(.*?)>(.*?)</script>#is', '', $site_a['text']);
		$site = preg_replace('#<style(.*?)>(.*?)</style>#is', '', $site);
		$site = preg_replace('#<a(.*?)>(.*?)</a>#is', '', $site);
		$site = preg_replace('#<title(.*?)>(.*?)</title>#is', '', $site);
		$site = strip_tags($site);
		$site = preg_replace('/[\?]+\s/', '. ', $site);
		$site = preg_replace('/[\!]+\s/', '. ', $site);
		$site = preg_replace('/\s\s+/', ' ', $site);
		$site =	strtolower ( $site );
		//$site = html_entity_decode($site, ENT_QUOTES, "UTF-8");
		$site = html_entity_decode($site, ENT_QUOTES, "ISO-8859-1");
		$site = preg_replace('/[^a-z0-9\.\?-üßäö\s]+/', ' ', $site);
		$search = array("[", "]", "{", "}", ":");
		$text = str_replace($search, "", $site);
		
		$text = utf8_encode ($text);
		
		$site = explode(". ", $text);
		
		
		if(is_array($site))
		foreach ($site AS $key => $satz){
			

			$satz = preg_replace('/[^a-z0-9-üßäö]+\s/', ' ', $satz);
			$satz = preg_replace('/[^a-z0-9-üßäö\s]+/', '', $satz);
			$site[$key] = explode(" ", $satz);
		}
		


		$paragraph = array();
		
		if(is_array($site))
		foreach ($site AS $key => $satz){
			$paragraph[] = array("sentence" => $satz);
		}
		

		
		$json = array("titel" => $title, "id" => $site_a['id'], "link" => "link", "context" => array(array("paragraph" => $paragraph))  );

		$json = json_encode($json);

        print_r($json);

Output for 8.2.0 - 8.2.18, 8.3.0 - 8.3.6: Deprecated: Function utf8_encode() is deprecated in /in/6uHO7 on line 26 Warning: Undefined array key "id" in /in/6uHO7 on line 51 {"titel":"","id":null,"link":"link","context":[{"paragraph":[{"sentence":["t\u00e4glich"]}]}]}
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28: Warning: Undefined array key "id" in /in/6uHO7 on line 51 {"titel":"","id":null,"link":"link","context":[{"paragraph":[{"sentence":["t\u00e4glich"]}]}]}
Output for 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.33: Notice: Undefined index: id in /in/6uHO7 on line 51 {"titel":"","id":null,"link":"link","context":[{"paragraph":[{"sentence":["t\u00e4glich"]}]}]}
Output for 7.3.32 - 7.3.33: {"titel":"","id":null,"link":"link","context":[{"paragraph":[{"sentence":["t\u00e4glich"]}]}]}
Output for 5.2.0 - 5.2.17: Notice: Undefined index: id in /in/6uHO7 on line 51 {"titel":"","id":null,"link":"link","context":[{"paragraph":[{"sentence":["t\u00e4glich"]}]}]}
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.6: Notice: Undefined index: id in /in/6uHO7 on line 51 Fatal error: Call to undefined function json_encode() in /in/6uHO7 on line 53
Process exited with code 255.
Output for 4.4.5 - 4.4.9: Notice: Undefined index: id in /in/6uHO7 on line 51 Fatal error: Call to undefined function: json_encode() in /in/6uHO7 on line 53
Process exited with code 255.
Output for 4.3.2 - 4.3.11, 4.4.0 - 4.4.4: Notice: Undefined index: id in /in/6uHO7 on line 51 Fatal error: Call to undefined function: json_encode() in /in/6uHO7 on line 53
Process exited with code 255.
Output for 4.3.0 - 4.3.1: Process exited with code 139.

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