bootstrap get selected option code example

Example: select option using bootstrap

<div class="form-group">
 
<label for="expertise" class="col-sm-2 control-label">Expertise:</label>
 
<div class="col-sm-3">
 
<select class="form-control inputstl" id="expertise" multiple>
 
<option>PHP</option>
 
<option>Java</option>
 
<option>HTML</option>
 
<option>CSS</option>
 
<option>Bootstrap</option>
 
<option>SQL</option>
 
</select>
 
</div>