js:获取系统信息

var

that =

this

;

wx.getSystemInfo({

      

success:

function

(res) {

       

that.setData({

          

winWidth: res.windowWidth,

          

winheight: res.windowHeight

        

});

      

}

    

});

 

css:设置样式：

<

view 

style

=

"width:{

{winWidth}}px;height:{

{winheight}}px;"

>