nodejs读写excel

//读

var xlsx = require( 'node-xlsx'). default;

var fs = require( 'fs');

const workSheetsFromFile = xlsx. parse( '***.xlsx');

var excelObj= workSheetsFromFile[ 0]. data; //表1

//列名

var columnName= excelObj[ 0];

//写

var buffer = xlsx. build([

{

name: 'sheet1',

data:excelObj

}

]);

fs. writeFileSync( '另存为.xlsx', buffer,{ 'flag' : 'w'});

console. log( '保存完毕');