bootstrap的两种在input框后面增加一个图标的方式

<div class="input-group">
    <div class="input-icon-group">
        <div class="input-group" style="width:100%">
                <input type="text" class="form-control" placeholder="" value="${batchid}" data-clearbtn="true"/>
               <span class="input-group-addon"><i class="md md-center-focus-weak fa-lg"> </i></span> 
        </div>
    </div>
    <span class="input-group-btn">
         <button class="btn btn-primary" type="button">批号</button>
    </span>
</div>

 

<div class="input-group">
    <div class="input-icon-group">
        <div class="input-group" style="width:100%">
           <input type="text" class="form-control" placeholder="" value="${batchid}" data-clearbtn="true">
               <span class="input-group-addon"><i class="md md-center-focus-weak fa-lg"> </i></span> 
           </input>
        </div>
   </div>
   <span class="input-group-btn">
            <button class="btn btn-primary" type="button">批号</button>
   </span>
</div>