PHP won't work, how do I fix this? -


i'm new php , i'm trying understand seems not working. need add subscription option on website trying understand basics of php before did this, can show me have done wrong?

this php code:

<?php echo"<html>";     echo"<head>";         echo"<title>test home page</title>";     echo"</head>";     echo"<body>";         echo"<h1>test page</h1>";         echo"<p>test.</p>";     echo"</body>"; echo"</html>"; ?>  <?php  $host="localhost";   $user="root"; $password="";    $dbname="films"; $cxn=mysqli_connect($host,$user,$password,$dbname) or die("couldn't connect  server");  $query="select * movie"; $result=mysqli_query($cxn,$query) or die("couldn't execute query");  if(!$result) {       echo"error- " .mysqli_error($cxn); }  if (mysqli_num_rows($result) > 0) {  while($row = mysqli_fetch_assoc($result)) {          echo  "id - ".$row["filmid"];         echo " title - ".$row["title"];         echo " genre - " . $row["genre"];         echo " release year - ". $row["releaseyear"];         echo " director - ". $row["director"];         echo"</br>";      } } else {         echo "0 results"; }   mysqli_close($cxn);  ?>


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