Online PHP editor | output for RJLjY

@ 2014-10-30T07:49:10Z

<?php

function group($cond, $arr)
{
  if (!$arr) return [];

  $e = array_shift($arr); 
  $g = [$e];

  while($cond($e, reset($arr)))
  {
    $g[] = array_shift($arr);
  }

  return array_merge([$g], group($cond, $arr));
}


function it($m,$p){echo ($p?'OK':'NO')." It $m\n";}
var $eq = function ($a,$b) {return $a==$b;}

echo it ('groups', group($eq, [1,5,5,6,6,6,7,9]) == [[1],[5,5],[6,6,6],[7],[9]]);

print_r(group($eq, [1,2,3,3,3,4,6]));

Output for 5.4.0 - 5.4.34: Parse error: syntax error, unexpected 'var' (T_VAR) in /in/RJLjY on line 20
Process exited with code 255.
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29: Parse error: syntax error, unexpected '[' in /in/RJLjY on line 5
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1, 5.0.0 - 5.0.5: Parse error: parse error, unexpected '[' in /in/RJLjY on line 5
Process exited with code 255.
Output for 4.3.2 - 4.3.4: Parse error: parse error in /in/RJLjY on line 5
Process exited with code 255.

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