var Main = {
  template: `
  <el-tooltip placement="top">
  	<div slot="content">
    	<p v-for="row in rows">{{row}}</p>
    </div>
  	<el-button>enter</el-button>
  </el-tooltip>`,
  data() {
  	return {
    		info: 'a\nb'
    }
  },
  computed: {
  	rows : function() {
    	return this.info.split("\n");
    }
  }
}

new Vue({
  el: '#app',
  render: h => h(Main)
})