as seen above image, knowledge problem is.
<a href="" data-target="#mymodalview" data-toggle="modal" class="btn btn-sm btn-default"><span class="fa fa-eye"></span> view</a> <div class="modal fade" id="mymodalview" role="document"> <div class="modal-dialog"> <div class="modal-content"> <div class="modal-header"> <button type="button" class="close" data-dismiss="modal" aria-label="close"> <span aria-hidden="true">×</span> </button> <h4 class="modal-title">view details</h4> </div> <div class="modal-body"> <div class="row"> <h3>jgnsdvolsgnvolkfngoelkfsngvje;alfnvojfelsnvo;eaflsnboa;fljnbjdfbnkjdfbkjfbkjfbvjkfjvnsjfvjsanvjsnvjsvjnbskjvsfjvnsfjn</h3> </div> </div> <div class="modal-footer"> <button type="button" class="btn btn-secondary" data-dismiss="modal">close</button> </div> </div> <!-- /.modal-content --> </div> <!-- /.modal-dialog --> </div> <!-- /.modal -->
<div class="row wordwrapclass"> <h3>jgnsdvolsgnvolkfngoelkfsngvje;alfnvojfelsnvo;eaflsnboa;fljnbjdfbnkjdfbkjfbkjfbvjkfjvnsjfvjsanvjsnvjsvjnbskjvsfjvnsfjn</h3> </div> css:
.wordwrapclass{ word-wrap: break-word; } 