微信小程序的宿主环境实现代码

<scroll-view class="container_2" scroll-y>
 <view>T</view>
<view>S</view>
<view>J</view>
</scroll-view>

.container_2 view{
width: 100px;
height: 100px;
text-align: center;
line-height: 100px;
}
.container_2 view:nth-child(1){
background-color: red;
}
.container_2 view:nth-child(2){
  background-color: yellowgreen;
}
.container_2 view:nth-child(3){
  background-color: blue;
}
.container_2{
  display: flex;
  justify-content: space-around
}
 
.container_2{
  border: 1px solid yellowgreen;
  height: 130px;
  width: 100px;
}

 <scroll-view class="container_2" scroll-x>
 <view>横           向           滑           动           演           示</view>
</scroll-view>

.container_2 view{
width: 300px;
height: 100px;
text-align: center;
line-height: 100px;
}
.container_2 view:nth-child(1){
background-color: red;
}
.container_2{
  display: flex;
  justify-content: space-around
}
 
.container_2{
  border: 1px solid yellowgreen;
  height: 100px;
  width: 100px;
}

<swiper class="container_3" indicator-dots>
<swiper-item>
<view class="item">1</view>
</swiper-item>
 
<swiper-item>
  <view class="item">2</view>
</swiper-item>
 
<swiper-item>
  <view class="item">3</view>
</swiper-item>
 
 
<swiper-item>
  <view class="item">4</view>
</swiper-item>
</swiper>

.container_3{
  height: 160px;
}
 
.item{
  height: 100%;
  line-height: 150px;
  text-align: center;
}
 
swiper-item:nth-child(1) .item{
  background-color: burlywood;
}
swiper-item:nth-child(2) .item{
  background-color: yellow;
}
swiper-item:nth-child(3) .item{
  background-color: pink;
}
swiper-item:nth-child(4) .item{
  background-color: aqua;
}

<view>
手机号:
<text selectable>17608777</text>
</view>

<rich-text nodes="<h1 style='color:pink;'>一级标题 <h1>"></rich-text>