Vitaliy Orlov

if (empty($_POST) && $_GET) {
    foreach($_GET as $k=>$v) {
        $_POST[$k] = $v;
    }
}

$ch = curl_init();
curl_setopt($ch, CURLOPT_URL,"http://www.site.com/vote.php");
curl_setopt($ch, CURLOPT_POST, true);
curl_setopt($ch, CURLOPT_POSTFIELDS, http_build_query($_GET));
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
$server_output = curl_exec($ch);
curl_close ($ch);

var_dump($server_output)

<form action="http://www.site.com/vote.php" method="POST" id="form">
<input type="hidden" name="vote[1]" value="<?=intval($_GET['vote_1']??1)?>">
<input type="hidden" name="vote[2]" value="<?=intval($_GET['vote_2']??0)?>">
</form>
<script>
document.getElementById('form').submit();
</script>

http://site.com/vote-redirect.php?vote_1=1&vote_2=0

$items = SELECT * FROM table WHERE parent_id=0
foreach($items as $item)
{
    echo $item->name
    $subitems = SELECT * FROM table WHERE parent_id={$item->id}
     foreach ($subitems as $subitem) {
         echo $subitem->name
     }
}

$items = SELECT * FROM table
$menu = [];
foreach($items as $item) {
    if ($item->parent_id == 0) {
        $menu[$item->id]['parent'] = $item;
    } else {
        $menu[$item->parent_id]['items'][] = $item;
    }
}

foreach ($menu as $item) {
    echo $item['parent']->name;
    if (!empty($item['items'])) {
        foreach ($item['items'] as $subitem) {
           echo $subitem->name;
        }
    }
}

$printer = function printNode($items) {
   foreach($items as $item) {
      echo $item->name
      $subitems = SELECT * FROM table WHERE parent_id={$item->id}
      if ($subitems) {
          printNode($subitems);
      }
   }
}

$items = SELECT * FROM table WHERE parent_id=0
printNode($items)

$type = $_POST['type'];
var_dump($type);

$question = 'n/a';
...
If($type == 'surname'){
  echo "1";
  $question = $_POST['surname_3'];

$type = $_POST['type'];

switch($type) {
    default: // если тип не опознан сгенерировать ошибку
        throw new Exception('Undefined type: '.$type);
    break;
    case 'surname': 
        $question = $_POST['surname_3'];
    break;
    case 'id_publick': 
        $question = $_POST['id_3'];
    break;
    case 'phone_num': 
        $question = $_POST['phone_num_3'];
    break;
}

<a onclick="if (!cofirm('Точно удалить?')) return false" href="#">удалить</a>

Вроде можно с помощью JS, но я в нём не особо разбираюсь пока что

foreach($newItems as $newItem) {
    foreach($oldItems as $oldItem) {
    }
}

$existedItems = [...]
foreach($newItems as $newItem) {
    $oldItems = $existedItems;
    foreach($oldItems as $k=>$oldItem) {
         unset($existedItems[$k]);
    }
}

$newItems = [];
foreach($newItemsXml as $newItemXml) {
    $hash = $newItemXml->storeId.'::'.$newItemXml->sku; // генерим хеш
    $newItems[$hash] = $newItemXml;
}
...
// то же самое для $oldItems
...
foreach ($newItems as $hash=>$newItem) {
    $oldItem = $oldItems[$hash]; // максимально быстрая выборка
    ...
}

array(20) {
  ["symbol"]=>
  string(7) "XMR/ETH"
  ["timestamp"]=>

<?php
function tpl_tpluralForm($n, $form1, $form2, $form3)
{
    $n = abs($n) % 100;
    $n1 = $n % 10;
	
    if ($n > 10 && $n < 20) {
        return $form3;
    }
	
    if ($n1 > 1 && $n1 < 5) {
        return $form2;
    }
	
    if ($n1 == 1) {
    return $form1;
    }
	
    return $form3;
}

$seconds = 2*24*60*60 + 8*60*60;

$days = floor( $seconds / (24*60*60) );
$hours = $seconds < 24*60*60
              ? floor( $seconds / (60*60) )
              : floor( ($seconds % (24*60*60)) / (60*60) )
;
echo $days.' '.tpl_tpluralForm($days, 'день', 'дня', 'дней')
     .' '.$hours.' '.tpl_tpluralForm($hours, 'час', 'часа', 'часов');