先给大家看图
下面是代码
<view class="" style="height: 100upx;background-color: #09BB07;width: 740upx;margin-left: 10upx;">
宽度740,margin-left10,右边为何还剩一点</view>
<view class="" style="height: 100upx; background-color: #09BB07; width: 740upx; margin-left: 11upx;">
宽度740,margin-left11,这就好了,电脑是怎么算的宽度</view> 