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Quellcode

<script>
var boxPosPre;
var box = document.getElementById('box'),
    boxPos = 10,
    boxVelocity = 2,
    limit = 300;

function update() {

  boxPosPre = '<?php 
              $pdo = new PDO('mysql:host=localhost;dbname=#######', '#######', '#######');
              $sql = "SELECT Level FROM UserRegisterTabelle WHERE Username='hans'";
              $new=$pdo->query($sql); 
              echo $new;
              ?> ';
  boxPos +=boxPosPre;
  // Switch directions if we go too far
  if (boxPos >= limit || boxPos <= 0) boxVelocity = -boxVelocity;
}

function draw() {
    box.style.left = boxPos + 'px';
}

function mainLoop() {
    update();
    draw();
   
    requestAnimationFrame(mainLoop);
}
requestAnimationFrame(mainLoop);
</script>