simple bootstrap modal popup opens with jquery only code example
Example 1: open bootstrap modal using javascript
$("#myModal").modal(); //open modal
$('#myModal').modal('toggle'); //open modal
$('#myModal').modal('show'); //open modal
$('#myModal').modal('hide'); //hide modal
//@sujay
Example 2: bootstrap show modal jquery
$('#myModal').modal('toggle');
$('#myModal').modal('show');
$('#myModal').modal('hide');