js隐藏button

<button id="myButton">Click Me</button>

<script>
  // 隐藏按钮
  document.getElementById('myButton').style.display = 'none';
</script>

<style>
  .hidden {
    display: none;
  }
</style>

<button id="myButton" class="hidden">Click Me</button>

<script>
  // 显示按钮
  document.getElementById('myButton').classList.remove('hidden');
</script>

<button id="myButton">Click Me</button>

<script src="https://code.jquery.com/jquery-3.6.0.min.js"></script>
<script>
  // 隐藏按钮
  $('#myButton').hide();

  // 显示按钮
  $('#myButton').show();
</script>

var button = document.getElementById('myButton');
button.removeEventListener('click', yourFunction);