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No:6159

1207

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Press the SHOCK! button and the entire screen will..ALL
Developer User3720｜Date and time 23/7/1 18:06:46
Build time 9.919 sec｜Game capacity 1.043KB｜

Script

SHOCK！

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[PR]現在の売れ筋ゲームアプリランキング

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

<!DOCTYPE html>
<html>
  <head>
    <script>
      let interval;
      let speed = 1000;
      let isBlinking = false;

function increaseSpeed() {
        clearInterval(interval);
        speed = Math.max(speed - 100, 100);
        if (isBlinking) {
          interval = setInterval(toggleBackground, speed);
        }
      }
    </script>
  </head>
  <body>
    <h1>SHOCK！</h1>
    <button onclick="startBlinking()">ボタン</button>
    <button onclick="increaseSpeed()">加速</button>
  </body>
</html>