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  1. <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://w...content-available-to-author-only...3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
  2. <html xmlns="http://w...content-available-to-author-only...3.org/1999/xhtml">
  3. <head>
  4. <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
  5.  
  6. <title>PhpFiddle Initial Code</title>
  7.  
  8. <script type="text/javascript">
  9. $(function (){
  10.  
  11. });
  12. </script>
  13.  
  14. <style type="text/css">
  15.  
  16. </style>
  17.  
  18. </head>
  19.  
  20. <body>
  21. 	<pre>
  22. <?php
  23. $lines = array("Off off world on on on world off\n"
  24. 		, "off world on\n"
  25. 		, "on on on on\n"
  26. 		, "on world off\n"
  27. 		, "off off\n"
  28. 		, "off world on"
  29. 	);
  30.     $keep = false;
  31. 	$keepTrailing = true;
  32.     $extractions = array();
  33.     $current = '';
  34.     foreach($lines as $line){
  35.         $parts = preg_split('/\bworld\b/i', $line);
  36.         $current .= $parts[0];
  37.         for ($i = 1; $i<count($parts); $i++){
  38.             if ($keep) $extractions[] = $current;
  39.             $keep = !$keep;
  40.             $current = $parts[$i];
  41.         }
  42.     }
  43. 	if ($keep && $keepTrailing)
  44. 	    $extractions[] = $current;
  45. 	var_dump($extractions);
  46. ?>
  47. </pre>
  48. </body>
  49. </html>
  50.  
  51.  
Success #stdin #stdout 0.01s 20568KB
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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://w...content-available-to-author-only...3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://w...content-available-to-author-only...3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">

<title>PhpFiddle Initial Code</title>

<script type="text/javascript">
$(function (){
    
});
</script>

<style type="text/css">
	
</style>

</head>

<body>
	<pre>
array(3) {
  [0]=>
  string(10) " on on on "
  [1]=>
  string(19) " on
on on on on
on "
  [2]=>
  string(3) " on"
}
</pre>
</body>
</html>
https://ideone.com/0kqGRg
language:
PHP (php 7.3.5)
created:
11 years ago
visibility:
public

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