bootstrap 按钮组

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<div class="btn-group"> <button type="button" class="btn btn-default">按钮 1</button> <button type="button" class="btn btn-default">按钮 2</button> <button type="button" class="btn btn-default">按钮 3</button> </div>

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<div class="btn-group"> <button type="button" class="btn btn-default">按钮 1</button> <button type="button" class="btn btn-default">按钮 2</button> <div class="btn-group"> <button type="button" class="btn btn-default dropdown-toggle" data-toggle="dropdown"> 下拉 <span class="caret"></span> </button> <ul class="dropdown-menu"> <li><a href="#">下拉链接 1</a></li> <li><a href="#">下拉链接 2</a></li> </ul> </div> </div>

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btn-group-vertical 垂直按钮组 <div class="btn-group-vertical"> <button type="button" class="btn btn-default">按钮 1</button> <button type="button" class="btn btn-default">按钮 2</button> <div class="btn-group-vertical"> <button type="button" class="btn btn-default dropdown-toggle" data-toggle="dropdown"> 下拉 <span class="caret"></span> </button> <ul class="dropdown-menu"> <li><a href="#">下拉链接 1</a></li> <li><a href="#">下拉链接 2</a></li> </ul> </div> </div>