<a class="" href="javascript:void(0);" @click="goto('M000989')">跳转</a>

    goto: function(mallCode){
      this.$router.push({
        path: '/about',
        //name: 'about',
        query: {
          mallCode: 'M000989'
        }
      })
    },

/**
 * 重写路由的push方法
 */
const routerPush = Router.prototype.push
Router.prototype.push = function push(location) {
  return routerPush.call(this, location).catch(error=> error)
}