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Export El table as is to excel table

2022-06-30 21:19:00 【bidepanm】

Installation dependency

npm install --save xlsx file-saver

introduce

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

Export method

exportExcel(excelName) {
       //excelName -- Set the exported excel name 
       //report-table -- Corresponding to the... To be exported el-table Of ref name 
      try {
        const $e = this.$refs['report-table'].$el;
        //  If the table is added fixed attribute , Then the exported file will produce two copies of the same data , So you can judge here 
        let $table = $e.querySelector('.el-table__fixed');
        if (!$table) {
          $table = $e;
        }
        //  To return the cell's original string , Set up { raw: true }
        const wb = XLSX.utils.table_to_book($table, { raw: true });
        const wbout = XLSX.write(wb, { bookType: 'xlsx', bookSST: true, type: 'array' });
        FileSaver.saveAs(
          new Blob([wbout], { type: 'application/octet-stream' }),
          `${excelName}.xlsx`,
        );
      } catch (e) {
        if (typeof console !== 'undefined') console.error(e);
      }
 }