Online PHP editor | output for YNLi7

@ 2014-04-11T15:28:27Z

<?php
$ean = '0888440212609';
$code = substr($ean, 0, -1);

$sequence_ean8  = array(3, 1);
$sequence_ean13 = array(1, 3);

$sums = 0;

foreach(str_split($code) as $n => $digit) {
  if (strlen($code)==7){
    $sums += $digit * $sequence_ean8[$n % 2];
  } elseif (strlen($code)==12){
    $sums += $digit * $sequence_ean13[$n % 2];
  } else {
    echo "code length invalid";
  }
}

$checksum = 10 - $sums % 10;

if($checksum == 10){
  $checksum = 0;
}

var_dump($code . $checksum === $ean);

Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6: bool(true)
Output for 4.4.5 - 4.4.9: Fatal error: Call to undefined function: str_split() in /in/YNLi7 on line 10
Process exited with code 255.
Output for 4.3.2 - 4.3.11, 4.4.0 - 4.4.4: Fatal error: Call to undefined function: str_split() in /in/YNLi7 on line 10
Process exited with code 255.
Output for 4.3.0 - 4.3.1: Fatal error: Call to undefined function: str_split() in /in/YNLi7 on line 10

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