如果使用vue-router在當前頁面重新整理，則會中斷此操作，沒有反應，錯誤資訊是：

Error: Avoided redundant navigation to current location: "/".
    at createRouterError (vue-router.esm.js?8c4f:2062)
    at createNavigationDuplicatedError (vue-router.esm.js?8c4f:2035)
    at HTML5History.confirmTransition (vue-router.esm.js?8c4f:2195)
    at HTML5History.transitionTo (vue
 
-router.esm.js?8c4f:2125)
    at HTML5History.push (vue-router.esm.js?8c4f:2492)
    at eval (vue-router.esm.js?8c4f:2913)
    at new Promise (<anonymous>)
    at VueRouter.push (vue-router.esm.js?8c4f:2912)
    at VueRouter.vue_router__WEBPACK_IMPORTED_MODULE_1__.default.push (index.js?a18c:34)
    at handler (vue
 
-router.esm.js?8c4f:1100)

// 判斷路徑的路由是否一致
function isSameRoute (a, b) {
  if (b === START) {
    return a === b
  } else if (!b) {
    return false
  } else if (a.path && b.path) {
　　// 一致的路由，會走到這個位置
    return (
      a.path.replace(trailingSlashRE, '') === b.path.replace(trailingSlashRE, '') &&
      a.hash 
 
=== b.hash &&
      isObjectEqual(a.query, b.query)
    )
  } else if (a.name && b.name) {
    return (
      a.name === b.name &&
      a.hash === b.hash &&
      isObjectEqual(a.query, b.query) &&
      isObjectEqual(a.params, b.params)
    )
  } else {
    return false
  }
}

vue-router.esm.js檔案中的定位位置，可直接Debug即可