setTimeout(), setInterval()

별초롱언니 2025. 4. 10. 16:33

window.setTimeout(function, milliseconds);

// function : 실행 할 함수

<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Document</title>
</head>
<body>
  <p>wait 3 seconds.</p>
  <button onclick="setTimeout(myFunction, 3000);">Try it</button>
  <script>
    function myFunction() {
      alert('Hello');
    }
  </script>
</body>
</html>

clearTimeout(), clearInterval()

<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Document</title>
</head>
<body>
  <button onclick="myFunction()">Try it</button>
  <button onclick="myStopFunction()">Stop</button>

  <script>
    let myVar;
    function myFunction() {
      myVar = setTimeout(function(){alert("Hello");},3000);
    }
    function myStopFunction() {
      clearTimeout(myVar);
    }
  </script>
</body>
</html>