js關於if的一些操作

turnToPage (route) {
      let { name, params, query } = {}
      if (typeof route === 'string') name = route
      else {
        name = route.name
        params = route.params
        query = route.query
      }
      if (name.indexOf('isTurnByHref_') > -1) {
        window.open(name.split('_')[1])
        return
      }
      this.$router.push({
        name,
        params,
        query
      })
    }