1.安装clipboard插件 

npm install clipboard

2.使用 clipboard 

<template>
    <div style="margin-right: auto;margin-left: auto; 800px">
      <el-table :data="list">
        <el-table-column label="搜索引擎" prop="name"></el-table-column>
        <el-table-column label="链接" prop="url"></el-table-column>
        <el-table-column label="操作">
          <template slot-scope="scope">
            <el-button @click="copyLink(scope.row)" class="tag">复制链接</el-button>
          </template>
        </el-table-column>
      </el-table>
    </div>
</template>

<script>
import Clipboard from 'clipboard'
export default {
  name: 'ClipboardTest',
  data () {
    return {
      list: [
        {'name': '百度', 'url': 'https://www.baidu.com/'},
        {'name': '谷歌', 'url': 'https://www.google.com.hk/'},
        {'name': '360搜索', 'url': 'https://www.so.com/'}
      ]
    }
  },
  methods: {
    copyLink (data) {
      console.log(1)
      let clipboard = new Clipboard('.tag', {
        text: function () {
          return data.url
        }
      })
      clipboard.on('success', e => {
        this.$message({message: '复制成功', showClose: true, type: 'success'})
        // 释放内存
        clipboard.destroy()
      })
      clipboard.on('error', e => {
        this.$message({message: '复制失败,', showClose: true, type: 'error'})
        clipboard.destroy()
      })
    }
  }
}
</script>

<style scoped>

</style>

 3.实现效果