how to show bootstrap modal popup using javascript code example

Example 1: jquery modal on show + target button

$('#delete-file-modal').on('show.bs.modal', function (event) {
    console.log(event.relatedTarget);
});

Example 2: open modal in jqwuery

$("#myModal").modal('show')

Example 3: open modal in jqwuery

$("#myModal").modal()