elementUi vue el-radio 监听选中变化

//change是radio-group标签的事件

<div>
  <el-radio-group v-model="radiosex" @change="changehandler">
    <el-radio class="radio" label="man">男</el-radio>
    <el-radio class="radio" label="woman">女</el-radio> 
  </el-radio-group>
</div>

export default {
    name: 'radio',
    data () {
      return {
        radiosex: 'man'
      }
    },
    methods: {
        changehandler(value) {
            console.log('改变之后的值是:' + value)
        }
    }
  }