show.bs.modal event code example

Example 1: bootstrap on hidden bs modal

$('#myModal').on('hidden.bs.modal', function (e) {
  // do something...
})

Example 2: bootstrap 4 hide modal via javascript

$('#myModal').modal('hide')

Example 3: how to show bootstrap modal

<script>
    var myModal = new bootstrap.Modal(document.getElementById('ModalID'))
    myModal.show()
</script>