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  1. <?php
  2.  
  3. $data = array();
  4. $fp = fopen('php://stdin', 'r');
  5. while (false !== $row = fgets($fp)) {
  6.     if (preg_match_all('/<(\S+)>\s->\s<\1>/', $row, $m)) {
  7.         foreach ($m[1] as $email) {
  8.             $data[] = $email;
  9.         }
  10.     }
  11. }
  12. if (!feof($fp)) {
  13.     exit('Error');
  14. }
  15. print_r($data);
Success #stdin #stdout 0.01s 20520KB
comments (?)
stdin
copy 
<a@b> -> <c@d>, <e@f> -> <e@f>, 
<g@h> -> <g@h>, <i@j> -> <i@j>,
<k@l> -> <m@n>,
stdout
copy 
Array
(
    [0] => e@f
    [1] => g@h
    [2] => i@j
)
https://ideone.com/pQNQ95
language:
PHP (php 7.3.5)
created:
9 years ago
visibility:
secret

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