bootstrap modal popup auto open code example
Example 1: bootstrap show modal on page load
<script type="text/javascript">
$(window).on('load',function(){
$('#myModal').modal('show');
});
</script>
Example 2: 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 3: open bootstrap modal with javascript
$("#myModal").modal()