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Catch the key
Developer User21651｜Date and time 24/3/16 3:54:54
Build time 6.725 sec｜Game capacity 1.878KB｜

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[PR]現在の欲しいものランキング

Click here for free DL of the app version that can save data.

<!DOCTYPE html>
<html>
<head>
  <title>Catch the Key Game</title>
  <style>
    #player {
      position: absolute;
      top: 50%;
      left: 50%;
      transform: translate(-50%, -50%);
      width: 50px;
      height: 50px;
      background-color: blue;
    }
    #key {
      position: absolute;
      top: 0;
      left: 0;
      width: 30px;
      height: 30px;
      background-color: yellow;
    }
  </style>
</head>
<body>
  <div id="player"></div>
  <div id="key"></div>

function moveKey() {
      key.style.top = Math.random() * window.innerHeight + 'px';
      key.style.left = Math.random() * window.innerWidth + 'px';
    }

function checkCollision() {
      const playerPos = player.getBoundingClientRect();
      const keyPos = key.getBoundingClientRect();
      
      return !(playerPos.right < keyPos.left || 
               playerPos.left > keyPos.right || 
               playerPos.bottom < keyPos.top || 
               playerPos.top > keyPos.bottom);
    }

document.addEventListener('keydown', movePlayer);

moveKey();
  </script>
</body>
</html>