导出表格

import XLSX from "xlsx";
import FileSaver from "file-saver";

//导出
function exportDataToExcel(data, name) {
    var ws = XLSX.utils.json_to_sheet(data);
    var wb = XLSX.utils.book_new();
    XLSX.utils.book_append_sheet(wb, ws, "name");
    var wbout = XLSX.write(wb, {bookType: 'xlsx', type: 'binary'});
    FileSaver.saveAs(
        new Blob([s2ab(wbout)], {
            type: 'application/octet-stream',
        }),
        name + '.xlsx');
}

function s2ab(s) {
    const buf = new ArrayBuffer(s.length);
    let view = new Uint8Array(buf);
    for (let i = 0; i !== s.length; i++) {
        view[i] = s.charCodeAt(i) & 0xFF;
    }
    return buf;
}

exportData() {
    if(this.Data.length == 0) {
        this.$alert('暂无数据，无法导出表格', '提示', {
            confirmButtonText: '确定'
        })
        return
    }
    var data = this.Data.map((cur, index) => {
        return {
            '序号': index,

           '时间': cur.time,

        }
    })
    exportDataToExcel(data, this.controlVariables.name + '导出本页数据');
},