子元素1有高，父元素display: inline-block;，让子元素2高为父元素的高

Question

    .commentList{
        width: 100%;
        display: inline-block;
        border-bottom: #b2b2b2 1px solid;
    }
    .commentList>view{
        float: left;
    }
<view style="width: 20%;">
<view style="width: 60%;padding-left: 10px;box-sizing: border-box;">
<view style="width: 20%;height: 100%;">

Answer 1

父元素需要有实际高度