前端拦截器

axios.interceptors.request.use(
    config => {
        if (localStorage.getItem('token')) {
            config.headers['token'] = localStorage.getItem('token');
        }
        return config;
    },
    error => {
        return Promise.reject(error.response);
    });

标签：拦截器,return,前端,token,localStorage,getItem,error,config
来源： https://www.cnblogs.com/ztlman/p/15977533.html