Не срабатывает php код

    $handle = fopen("feedback/".$_GET['file'], "r");
    $buffer = fread($handle, 100000);
    parse_str($buffer);
    $_POST['name'] = $name;
    $_POST['email'] = $email;
    $_POST['phone'] = $phone;
    $_POST['street'] = $street;
    $_POST['house'] = $house;
    $_POST['apartment'] = $apartment;
    $_POST['theme'] = $theme;
    $_POST['text'] = $text;
 
    <img src="/images/printer.png" onClick="document.location.href='texts/response-print.html'">

<?php
$name = $_POST['name'];
echo "Имя: ".$name;
?>

<b>it's html</b>
<? echo " it's PHP !"; ?>

<?
$handle = fopen("feedback/".$_GET['file'], "r");
    $buffer = fread($handle, 100000);
?>
 
    <img src="/images/printer.png" onClick="document.location.href='texts/response-print.php?<? echo $buffer;  ?>'">

<?php
echo isset($_GET['name']) ? "name :" . $_GET['name'] : "no variable";
?>

    $_POST['name'] = $name;

ыыыыы
<?
$name = $_POST['name'];
echo $name;
echo "йййй";
?>

#file1
$a = 1;

#file 2
echo $a;

$_POST['name'] = $name;

<?php
if($_GET['file'])
{
    $handle = fopen("feedback/".$_GET['file'], "r");
    $buffer = fread($handle, 100000);
    parse_str($buffer);
    $_POST['name'] = $name;
}

<?php
if($_GET['file'])
{ 
    session_start();
    $handle = fopen("feedback/".$_GET['file'], "r");
    $buffer = fread($handle, 100000);
    parse_str($buffer);
    $_SESSION['name'] = $name;
}
#file2
session_start();
if (isset($_SESSION['name'] )) echo $_SESSION['name'] ;

<?
if($_GET['file'])
{
    $handle = fopen("feedback/".$_GET['file'], "r");
    $buffer = fread($handle, 100000);
    parse_str($buffer);
}?>
<form method="POST" action="texts/response-print.php" name="form1">
<input type="hidden" name="name" value="<?=$name; ?>">
<img src="/images/printer.png" onClick="document.form1.submit();">
</form>

<? echo $name; ?>