school_meal_wxapp/pages/leaveadd/leaveadd.json

{
  "usingComponents": {
    "van-cell": "@vant/weapp/cell/index",
    "van-tab": "@vant/weapp/tab/index",
    "van-tabs": "@vant/weapp/tabs/index",
    "van-checkbox": "@vant/weapp/checkbox/index",
    "van-checkbox-group": "@vant/weapp/checkbox-group/index"
  }
}