1 function exportExcel(method, url, data, callback) {
2 return new Promise((resolve, reject) => {
3 let ajaxParams = {}
4 ajaxParams = {
5 method: method,
6 url: url,
7 params: data,
8 headers: {
9 'Content-type': 'application/json;application/octet-stream'
10 },
11 responseType: 'arraybuffer' // 表示服务器响应的数据类型，可以是 'arraybuffer', 'blob', 'document', 'json', 'text', 'stream'
12 }
13 instance(ajaxParams).then(res => {
14 if(res.status == 200) {
15 const content = res.data;
16 const blob = new Blob([content], {type: 'application/vnd.ms-excel'});
17 const elink = document.createElement('a');
18 elink.download = `xx信息.xls`;
19 elink.style.display = 'none';
20 elink.href = URL.createObjectURL(blob);
21 document.body.appendChild(elink);
22 elink.click();
23 URL.revokeObjectURL(elink.href); // 释放URL 对象
24 document.body.removeChild(elink);
25 resolve(res)
26 } else {
27 Message({
28 type: 'error',
29 message: res.data.message,
30 duration: '1800'
31 })
32 reject(res.data)
33 }
34 }).catch(error => reject(error))
35 })
36 }
