ExcelJS ä¯ÀÀÆ÷¶Ë¶ÁÈ¡ÉÏ´«µÄÎļþ

//ExcelJS ¶ÁÈ¡ buffer
export async function loadTable (buffer) {
  var workbook = new Excel.Workbook()
  workbook.xlsx.load(buffer).then(data => {
    console.log(data)
  })
}

// ÉÏ´«Îļþ³É¹¦ºó´¦Àí
// File -> FileReader -> bufferArray
const buffer = new FileReader()
buffer.readAsArrayBuffer(options.file)
buffer.onload = (e) => {
    loadTable(buffer.result)
}