详解vue2如何处理xml格式的数据

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npm i rss-parser

<template>
  <div class="other-item">
    <div class="inner">
      <ul class="hot-list-article">
        <li v-for="(item, i) in data.items" :key="i" @click="JumpFn(item)">
          {{ item.title }}
        </li>
      </ul>
    </div>
  </div>
</template>
<script>
// 导入依赖
import RSSParser from 'rss-parser';

export default {
  data() {
    return {
      data: {},
    };
  },
  created() {
    this.searchBtn()
  },
  methods: {
    // 点击跳转事件
    JumpFn(item) {
      console.log("🚀 ~ JumpFn ~ item:", item)
      // 打开一个新的页面
      window.open(item.link, '_blank');
    },
    // RSS 事件
    searchBtn() {
      this.searchList = [];
      const xhr = new XMLHttpRequest();
      xhr.onreadystatechange = () => {
        // 引入并new一个新的parser
        const parser = new RSSParser();
        // 判断是否返回
        if (xhr.readyState === 4) {
          // 判断返回的状态
          if (xhr.status === 200) {
            const data = xhr.responseText
            parser.parseString(data).then((res) => {
              this.data = res
            })
          } else {
			console.log("请求接口失败")
          }
        }
      };
      xhr.open("get", process.env.VUE_APP_BASE_API);
      // VUE_APP_BASE_API 是请求接口的地址，我这里请求的地址是https://rss.csdn.net/qq_46123200/rss/map?spm=1001.2014.3001.5494
      xhr.send(null);
    },
  },
} 
</script>
<style lang="scss" scoped>
ul {
  li {
    text-align: left;
    font-size: 16px;
    cursor: pointer;

    &:hover {
      color: #2ea7e0;
    }
  }
}

.other-item-title {
  margin: 10px 20px;
  padding: 5px;
  line-height: 30px;
  font-weight: 400;
  border-bottom: 1px solid #e8e9e7;
  color: #383937;
  position: relative;
  font-size: 18px
}

.other-item .inner {
  margin: 0 20px;
  padding-bottom: 10px
}

.inner .hot-list-article li {
  display: block;
  line-height: 32px;
  position: relative;
  margin: 3px 0;
  counter-increment: nums;
  padding-left: 30px;
  overflow: hidden;
  word-wrap: normal !important;
  white-space: nowrap;
  text-overflow: ellipsis
}

.hot-list-article li a {
  color: #787977
}

.hot-list-article li:before {
  color: #000;
  width: 22px;
  height: 22px;
  line-height: 22px;
  text-align: center;
  content: counter(nums, decimal);
  position: absolute;
  left: 0;
  top: 5px;
  border-radius: 100%;
  background-color: #edefee;
  text-shadow: 0 1px 0 rgba(255, 255, 255, .5);
  font-family: SourceCodeProRegular, Menlo, Monaco, Consolas, "Courier New", monospace, 'Helvetica Neue', Arial, sans-serif
}

/*以上就是一个稍微好看的有编号的li列表 */
/*加上以下之后，排名前三的数据编号就添加了编号颜色，更好看*/
.hot-list-article li:first-child:before,
.hot-list-article li:nth-child(2):before,
.hot-list-article li:nth-child(3):before {
  color: #fff;
  text-shadow: none
}

.hot-list-article li:first-child:before {
  background-color: #e24d46
}

/*第1行的行号样式*/
.hot-list-article li:nth-child(2):before {
  background-color: #2ea7e0
}

/*第2行的行号样式*/
.hot-list-article li:nth-child(3):before {
  background-color: #6bc30d
}

/*第3行的行号样式*/
.hot-list-article li a:hover {
  text-decoration: underline;
  color: #6bc30d
}

/*鼠标移过更好看*/
</style>