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@ 2015-12-21T18:30:44Z

<?php
    function isEmptyArray($item) {
        if (is_array($item)) {
            return array_filter($item, 'isEmptyArray');
        }

        if (!empty($item) || $item === "0") {
            return true;
        }

        return false;
    }

    function removeEmptyArrays($array)
    {
        $filteredArray = array_filter($array, 'isEmptyArray');
        return $filteredArray;
    }

    function removeEmptyParameter($array)
    {
        $newArray = array();
        if(is_array($array))
        {
            foreach($array as $key => $value)
            {
                if(is_array($value))
                {
                    $value = removeEmptyParameter($value);
                }
                if(!empty($value) || $value ==="0")
                {
                    $newArray[$key] = $value;
                }
            }
            return $newArray;
        } else {
            if(!empty($array) || $array ==="0")
            {
                $newArray[$key] = $array;
                return $newArray;
            }
        }
    }
    
    function isMultiDimensional($array)
    {
      if(is_array($array)) {
        foreach ($array as $key=>$value){
          if(is_array($value)){
            return true;
          }   
        }
      }
      return false;
    }
$string = 'rest_call=create_acct_complete_m&acct[acct_row][country]=US';

$cat = 'admintools-api';
parse_str($string, $output);

$method = $output['rest_call'];

        $options = array();
        $apiLiveOptions = array();

        foreach ($output AS $key => $value) {
            if (is_array($value)) {
                if (!empty($value[$key])) {
                    $options[$key] = $value;
                    $apiLiveOptions[$key] = $value;
                } else { 
                    $array = array();
                    $apiLiveArray = array();
                    foreach ($value as $k => $v) {
                      if(!empty($v[$k])) {
                         $array[] = $value[$k];
                         $apiLiveArray[] = $value[$k];
                         $options[$key] = $array; 
                      } else {
                        $newArray = array_filter($v, 'isEmptyArray');
                        $apiLiveArray[$k] = $newArray;
                        foreach($newArray as $row => $column) {
                            if(is_array($column)) {
                                foreach($column as $r=>$c) {
                                    if($cat=='admintools-api' || $method=='create_acct_complete_m') {
                                      if(isMultiDimensional($c) || (array_keys($c)[0] != $row.'s' ) ){
                                          $c = removeEmptyParameter($c);
                                        $options[$key][$k][$row][$r]=$c;
                                      } else {
                                        $options[$key][$k][$row][$r]=array_values($c)[0];
                                      }
                                    } else {
                                      $options[$row][$r]=$c;
                                    }
                                }
                            } else {
                                if($cat=='core-api') {
                                  ($key == $row) ? ($options[$key][$k] = $column) 
                                  : ($options[$key][$k][$row] 
                                  = $column);
                                } else {
                                $column=removeEmptyParameter($column);
                                  $options[$row][$k] = $column;
                                }
                            }
                        }
                      }
                    }
                    $apiLiveOptions[$key] = $apiLiveArray;
                }
            } else {
                $options[$key] = $value;
                $apiLiveOptions[$key] = $value;
            }
        };
         

var_dump($options);

Output for git.master, git.master_jit, rfc.property-hooks: Warning: Undefined variable $key in /in/QL6d0 on line 40 array(2) { ["rest_call"]=> string(22) "create_acct_complete_m" ["country"]=> array(1) { ["acct_row"]=> array(1) { [""]=> string(2) "US" } } }

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2020-03-21 RFC: Is_Literal - declined
2020-12-04 Enumerations - included in PHP 8.1
2018-06-15 Typed Properties v2 - implemented in PHP 7.4
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2015-08-27 Callable Prototypes - declined
2015-05-01 Short Closures - declined / withdrawn in favor of Arrow Functions
2015-02-18 Scalar type hints v5 - included in PHP 7
2015-02-14 Union Types - declined
2013-09-22 Anonymous classes - included in PHP 7

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