<script src="https://unpkg.com/axios/dist/axios.min.js"></script>
    <script>
        function get(url) {
            let pro = new Promise(function (resolve, reject) {
                let ajax = new XMLHttpRequest()
                ajax.open('GET', url, true)
                ajax.send()
                ajax.onreadystatechange = () => {
                    if (ajax.readyState === 4) {
                        if (ajax.status === 200) {
                            resolve(ajax.response)
                        } else {
                            console.log('Request error, error code :'+ ajax.status); }}}})return pro
        }
        async function getList() {
            let res1 = await get('a.json')
            let res2 = await get('a.json') console.log(res1+res2); } getList() //async when not presented as a get methodfunction getData() {
        //    let res = await axios.get('http://47.92.50.43:8888/sys/jslist')        //    console.log(res.data);
        //    let res1 = await axios.get('http://47.92.50.43:8888/sys/jslist')        //    console.log(res1.data);
        //}
        //getData()
    </script>Copy the code