Online PHP editor | rfc for QKK25

@ 2015-12-08T10:02:49Z

<?php
function mkProductList($array) {

  // $tmpVal get product of all elements
  $tmpVal = 1;

  // Count zeros in array
  $cnt = count(array_keys($array, 0));

  // If there are two or more zeros, then product of all elements will be zero
  // No make sense to do
  // Fill array with zeros and return it
  if ($cnt > 1) {
    $array = array_fill_keys(array_keys($array), 0);
    return $array;
  }

  // If there are one or no zeros, then get product of all elements, exclude zero,
  // cause multiply by zero equal zero
  foreach($array as $value) {
    if ($value != 0) {
      $tmpVal *= $value;
    }
  }

  // If there are one zero, then product of all elements will be zero
  // exclude zero position in input array, it will be product of all elements
  if ($cnt == 1) {
    $array = array_fill_keys(array_keys($array), 0);
    $array[array_search(0, $array)] = $tmpVal;
    return $array;
  }

  // If there are no zeros, then we replace velues in input array
  // Product of all elements we devide by current element value
  // Result is product of all elements, exclude current element value
  foreach($array as $key => $value) {
    $array[$key] = $tmpVal / $value;
  }

  return $array;
}

// tests

var_dump(producePatStr(array(1,2,3,4)));
var_dump(producePatStr(array()));
var_dump(producePatStr(array(-0.5, 100, 20)));
?>

Output for git.master, git.master_jit, rfc.property-hooks: Fatal error: Uncaught Error: Call to undefined function producePatStr() in /in/QKK25:46 Stack trace: #0 {main} thrown in /in/QKK25 on line 46
Process exited with code 255.

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