show modal and prevent bootstrap modal from disappearing when clicking outside or pressing escape in javascript in javascript

<!-- Button to trigger the modal -->
<button type="button" class="btn btn-primary" data-toggle="modal" data-target="#exampleModal">
  Launch demo modal
</button>

<!-- Modal -->
<div class="modal fade" id="exampleModal" tabindex="-1" role="dialog" aria-labelledby="exampleModalLabel" aria-hidden="true">
  <div class="modal-dialog" role="document">
    <div class="modal-content">
      <div class="modal-header">
        <h5 class="modal-title" id="exampleModalLabel">Modal title</h5>
        <button type="button" class="close" data-dismiss="modal" aria-label="Close">
          <span aria-hidden="true">&times;</span>
        </button>
      </div>
      <div class="modal-body">
        ...
      </div>
      <div class="modal-footer">
        <button type="button" class="btn btn-secondary" data-dismiss="modal">Close</button>
        <button type="button" class="btn btn-primary">Save changes</button>
      </div>
    </div>
  </div>
</div>
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26 lines

index.tsx
// Get the modal element
var modal = document.getElementById('exampleModal');

// Add an event listener to the modal
modal.addEventListener('click', function (event) {
  // Prevent the default behavior
  event.preventDefault();

  // Check if the clicked element is the modal itself or a descendant of the modal
  if (event.target === modal) {
    modal.style.display = 'block'; // Show the modal
  }
});

// Add an event listener to the document
document.addEventListener('keydown', function (event) {
  // Prevent the default behavior
  event.preventDefault();

  // Check if the escape key was pressed
  if (event.key === 'Escape' || event.key === 'Esc') {
    modal.style.display = 'block'; // Show the modal
  }
});
721 chars
25 lines