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¿Por qué sheet.js no lee los datos de Excel generados por el formulario?

Así que tengo un Excel de cumpleaños que se ve así: (Lo siento, no he encontrado un método mejor para cargar los datos de Excel...) ingrese la descripción de la imagen aquí

Y quiero leer mi excel con sheet.js pero no puedo entender lo que me estoy perdiendo o haciendo mal. Entonces, la edad ("Alterar" en mi captura de pantalla) se genera mediante un formulario simple que toma la fecha de nacimiento y la resta de la fecha actual. La fecha de nacimiento se escribe de forma estática. solo para tu información

Ahora tengo el siguiente código:

 const path = require("path"); const xlsx = require("xlsx"); const filePath = path.resolve(__dirname, "Mitarbeiter Geburtstagsliste.xlsx"); const workbook = xlsx.readFile(filePath); const sheetNames = workbook.SheetNames; //console.log(workbook.Sheets[sheetNames[0]]) const data = xlsx.utils.sheet_to_json(workbook.Sheets[sheetNames[0]]); data.map(person => { console.log(`${person.Name} is ${person.Alter} old!`) })

Y cuando registro en la consola, obtengo indefinido para cada parámetro como salida, ¿por qué es eso?

 undefined is undefined old! undefined is undefined old! undefined is undefined old! undefined is undefined old! undefined is undefined old! undefined is undefined old! undefined is undefined old! undefined is undefined old! undefined is undefined old! undefined is undefined old! undefined is undefined old! undefined is undefined old! undefined is undefined old! undefined is undefined old! undefined is undefined old! undefined is undefined old! undefined is undefined old! undefined is undefined old! undefined is undefined old! undefined is undefined old! undefined is undefined old! undefined is undefined old! undefined is undefined old!
almost 3 years ago · Juan Pablo Isaza
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