vue 导出 xlsx
1.你需要安装 xlsx,flie-saver
使用npm :
npm install xlsx -save
npm install file-saver --save
2.对xlsx进行封装处理:
import fs from 'file-saver'
import XLSX from 'xlsx'
export function xlsx(json, fields, filename = '.xlsx') {//导出xlsx
json.forEach(item => {
for (let i in item) {
if (fields.hasOwnProperty(i)) {
item[fields[i]] = item[i];
}
delete item[i]; //删除原先的对象属性
}
})
let sheetName = filename //excel的文件名称
let wb = XLSX.utils.book_new() //工作簿对象包含一SheetNames数组,以及一个表对象映射表名称到表对象。XLSX.utils.book_new实用函数创建一个新的工作簿对象。
let ws = XLSX.utils.json_to_sheet(json, { header: Object.values(fields) }) //将JS对象数组转换为工作表。
wb.SheetNames.push(sheetName)
wb.Sheets[sheetName] = ws
const defaultCellStyle = { font: { name: "Verdana", sz: 13, color: "FF00FF88" }, fill: { fgColor: { rgb: "FFFFAA00" } } };//设置表格的样式
let wopts = { bookType: 'xlsx', bookSST: false, type: 'binary', cellStyles: true, defaultCellStyle: defaultCellStyle, showGridLines: false } //写入的样式
let wbout = XLSX.write(wb, wopts)
let blob = new Blob([s2ab(wbout)], { type: 'application/octet-stream' })
fs.saveAs(blob, filename + '.xlsx')
}
const s2ab = s => {
var buf;
if (typeof ArrayBuffer !== 'undefined') {
buf = new ArrayBuffer(s.length)
var view = new Uint8Array(buf)
for (var i = 0; i != s.length; ++i) view[i] = s.charCodeAt(i) & 0xff
return buf
} else {
buf = new Array(s.length);
for (var i = 0; i != s.length; ++i) buf[i] = s.charCodeAt(i) & 0xFF;
return buf;
}
}
3.在对应页面中,将接口返回数据,进行处理:
<a-button style="margin-left: 8px" type="primary" @click="handleExcel">导出</a-button>
handleExcel() {
let fields = {
title0: "序号",
title1: "姓名",
title2: "数量",
};
let arry = [];
let i = 0;
let params = {};
params.page = 1;
params.pageSize = 999; //这里也可以直接通过接口返回的total,拿值
memberasList(params).then(res=>{
console.log(res)
res.list.forEach(ele => {
i++;
arry.push({
title0: i,
title1: ele.name,
title2: ele.num ,
});
});
xlsx(arry, fields, "excel统计列表");
});
},
这样,就可以实现,点击下载excel表的操作了

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