微信小程序js添加css属性

index.wxml
< view class= "page" style= "background-color:{{pageBackgroundColor}}" >
    < button bindtap= "changeColor" hover-class= "none">
        点击修改背景颜色
    </ button >
</ view >

index.wxss
.page {
display: block;
min-height: 100%;
width: 100%;
position: absolute;
left: 0;
top: 0;
z-index: 1;
}


inde.js
Page({
data: {
// 自定义page对象CSS样式对象
pageBackgroundColor:'#5cb85c'
},
onLoad: function () {},
// 改变背景颜色
changeColor: function() {
var bgColor = this.data.pageBackgroundColor == 'red' ? '#5cb85c' : 'red';
// 设置背景颜色数据
this.setData( {
pageBackgroundColor: bgColor
} );
}
})

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转载自blog.csdn.net/servicesyy/article/details/80625428
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