Online PHP editor | output for mMmZa

@ 2018-05-01T13:12:46Z

<?php
$input = [1, 2, 3, 5, 4, 7, 6, 8, 9];

$batches = generateBatches($input);

function generateBatches($input) {
  $length = count($input);
  if (0 === $length) {
    return [];
  }

  $batches = [];
  $prev = $input[0];
  $currentBatch = [$prev];
  for ($i = 1; $i < $length; $i++) {
    if ($i < $prev) {
      $batches[] = $currentBatch;
      $currentBatch = [];
    }

    $currentBatch[] = $prev = $input[$i];
  }

  $batches[] = $currentBatch;

  return $batches;
}

print_r($batches);

Output for 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.16 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.28, 8.4.1 - 8.4.14, 8.4.16, 8.5.0 - 8.5.1: Array ( [0] => Array ( [0] => 1 [1] => 2 [2] => 3 [3] => 5 ) [1] => Array ( [0] => 4 [1] => 7 ) [2] => Array ( [0] => 6 [1] => 8 [2] => 9 ) )
Output for 8.4.15: /bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.35' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.34' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15)
Process exited with code 1.

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