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@ 2013-11-08T14:55:53Z

<?php
$x = array(1,2,3);

  print_r(each($x));
  echo "\n";
  
  $y =& $x;
  print_r(each($y));
  echo "\n";
  
  $z =& $y;
  print_r(each($z));
  echo "\n";

Output
Performance
VLD
References
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print_r: documentation ( source)

preferences:dark modelive preview

40.73 ms | 402 KiB | 5 Q