bootstrap dropdown activate onfocus code example
Example 1: bootstrap dropdown on hover
<body>
<style>
.dropdown:hover>.dropdown-menu{
display: block;
}
</style>
</body>
Example 2: bootstrap dropdown
<div class="dropdown">
<button
class="btn btn-secondary dropdown-toggle"
type="button"
id="dropdownMenuButton1"
data-bs-toggle="dropdown"
aria-expanded="false"
>
Dropdown button
</button>
<ul class="dropdown-menu" aria-labelledby="dropdownMenuButton1">
<li><a class="dropdown-item" href="#">Action</a></li>
<li><a class="dropdown-item" href="#">Another action</a></li>
<li><a class="dropdown-item" href="#">Something else here</a></li>
</ul>
</div>
Example 3: dropdown forms in bootstrap
<li class="dropdown">
<a href="#" class="dropdown-toggle" data-toggle="dropdown">Dropdown
<b class="caret"></b></a>
<ul class="dropdown-menu">
<li><a href="#"><form role="form">
<div class="form-group">
<label for="sel1">Select list (select one):</label>
<select class="form-control" id="sel1">
<option>1</option>
<option>2</option>
<option>3</option>
<option>4</option>
</select>
<br>
<label for="sel2">Mutiple select list (hold shift to select more than one):</label>
<select multiple class="form-control" id="sel2">
<option>1</option>
<option>2</option>
<option>3</option>
<option>4</option>
<option>5</option>
</select>
</div>