Portail PHP

$nom = 0;
  $i = 0;

  while ($i < 15)
  {
    $DateTIME = DateNumero($numero);
    
    $explode = explode(' ', $DateTIME);
    $DateRU = $explode[0];
    
    $explode = explode('-', $DateRU);
    $y = $explode[2];
    $m = $explode[1];
    $d = $explode[0];

$array = array($y, $m, $d);
$DateFR = implode("-", $array);
        
  echo "<TR>";
    echo "<TH> $DateFR </TH>";
    $j = 0;
    while ($j < 12)
    {
    $livraison = CocheLivraison($j+1,$DateTIME);
        If ($livraison <> "")
        {
        echo "<TD align=center>";
        echo '<INPUT type="checkbox" value="1" checked name='.$DateTIME.'/'.$j.'>';
        echo    "</TD>";    
        }
        Else
        {
            echo "<TD align=center>";
            echo '<INPUT type="checkbox" value="1" name='.$DateTIME.'/'.$j.'>';
            echo    "</TD>";
        };
    $j = $j + 1;
    };
    echo "</TR>";
    $i= $i + 1;
    $numero = $numero + 1;
    };

$date = $_POST['DateSaisie']; //ce POST marche bien

$explode = explode('/', $date);
$y = $explode[2];
$m = $explode[1];
$d = $explode[0];


$array = array($y, $m, $d);
$DateRU = implode("/", $array);

$array = array($DateRU,'00:00:00');

$DateTIME = implode(" ", $array);

$num = DatePlanning($DateTIME);

$numero = $num[0];

$i = 0;
  
  while ($i < 15)
  {
      $DateTIME = DateNumero($numero);
$j = 0;
    while ($j < 12)
    {
    $valeur = $_POST["$DateTIME/$j"]; //c'est celui la qui pose problème
    If ($valeur = 1)
    {
    InsertLivraison($j+1,$DateTIME);

    };
        $j = $j + 1;
    };
        $i= $i + 1;
            $numero = $numero + 1;
    };