子组件通过$emit触发父组件的事件时，参数的传递

<template>
  <div>
    <el-table :data="comSchemaData" highlight-current-row height="517" @row-click="quoteProps">
      <el-table-column label="schema名称" prop="name">
      </el-table-column>
    </el-table>
  </div>
</template>

quoteProps(row) {
    this.$emit(‘toProps‘,row)
  }

<com-schemas @toProps="toProps"></com-schemas>

toProps(row){
    console.log(row);
  }
}