vant/test/components/radio.vue

<template>
  <van-radio-group v-model="radio">
    <van-radio name="1">单选框1</van-radio>
    <van-radio name="2">单选框2</van-radio>
  </van-radio-group>
</template>
  
<script>
import Radio from 'packages/radio';
import RadioGroup from 'packages/radio-group';

export default {
  components: {
    'van-radio': Radio,
    'van-radio-group': RadioGroup
  },

  data() {
    return {
      radio: '1'
    };
  }
};
</script>