Agregado de Filas Dinamicas

by Carlos Quintero

HTML

<script src="//code.jquery.com/jquery-3.3.1.slim.min.js"></script>
<link rel="stylesheet" href="//stackpath.bootstrapcdn.com/bootstrap/4.1.0/css/bootstrap.min.css">
<script src="//cdnjs.cloudflare.com/ajax/libs/popper.js/1.14.0/umd/popper.min.js"></script>
<script src="//stackpath.bootstrapcdn.com/bootstrap/4.1.0/js/bootstrap.min.js"></script>
<link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/font-awesome/4.7.0/css/font-awesome.min.css">
<!-- 
  Bootstrap docs: https://getbootstrap.com/docs
-->

<div class="container">
  <div class="row">
    <div class="col">
      <input type="number" min="1" id="monto" class="form-control" placeholder="Agregar monto"/>
    </div>
    <div class="col">
      <button class="btn btn-primary agrega">
        Agregar
      </button>
      <input type="number" id="total" readonly class="form-control"/>
    </div>
  </div>
  <div class="row" id="lista">
    
  </div>  
</div>

CSS

.row {
  background: #f8f9fa;
  margin-top: 20px;
}

.col {
  border: solid 1px #6c757d;
  padding: 10px;
}

JavaScript

var monto = 0;

$(function(){
	$(".agrega").click(function(){
  	var q = $("#monto").val()
    var tot = $("#total")
    if(q!=0){
    var nuevo = parseFloat(monto) + parseFloat(q)
    	tot.val( nuevo )
      monto = nuevo
    }
    
    $("#monto").val("")
    
    $("#lista").append('<div class="col-lg-12"><div class="col-lg-6">Articulo X</div><div class="col-lg-6">'+q+'</div></div>')
    
    
  })
})