html控制数字输⼊框加减的⽅法class=form-control
后⾯会有上下的加1减1的符号
使⽤step = "0.1" 可以修改每次加减的步长
陈乔恩艾伦恋情<div class="centerXY" >
裙子的搭配<div class="input-group">
<span class="input-group-addon">经度</span> <input type="number" class="form-control">
</div>
<div class="input-group"><span class="input-group-addon" >纬度</span> <input type="number"
领结婚证需要准备什么资料什么证件手机软件测试class="form-control" >
</div>
<div class="input-group"><span class="input-group-addon" >⾼度</span> <input type="number"郭麒麟官宣女友
class="form-control" step="0.1" >
</div>
<div class="input-group text-right"><input id="btnCenterXY" type="button" class="btn btn-primary" value="确定">
</div>
</div>
汽车购置税是多少