bootstrap 4 columns grid code example

Example 1: bootstrap grid

<div class="container">
  <div class="row">
    <div class="col-sm">
      One of three columns
    </div>
    <div class="col-sm">
      One of three columns
    </div>
    <div class="col-sm">
      One of three columns
    </div>
  </div>
</div>

Example 2: Bootstrap 4 Grid

<!-- Control the column width, and how they should appear on different devices -->
<div class="row">
  <div class="col-*-*"></div>
  <div class="col-*-*"></div>
</div>
<div class="row">
  <div class="col-*-*"></div>
  <div class="col-*-*"></div>
  <div class="col-*-*"></div>
</div>

<!-- Or let Bootstrap automatically handle the layout -->
<div class="row">
  <div class="col"></div>
  <div class="col"></div>
  <div class="col"></div>
</div>

Example 3: bootstrap fixed column width grid

<nav>...</nav>
<div class="container-fluid">
<div class="row">
  <!-- Use div instead of a column for sidebar -->
<div class="sidebar">
<ul class="nav nav-sidebar">
    <li class="active"><a href="#">Overview</a></li>
    <li><a href="#">Reports</a></li>
    <li><a href="#">Analytics</a></li>
    <li><a href="#">Export</a></li>
</ul>
</div>
<div class="col-sm-12 main">
<h1 class="page-header">Dashboard</h1>
</div>
</div>
</div>