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añadir input file a formdata javascript

var formData = new FormData();

 formData.append("archivoDelUsuario", fileInputElement.files[0]); //Aquí capturas el fileInput seleccionado por el usuario
 var archivoBlob = new Blob([content], { type: "text/xml"}); //creamos un archivo tipo blob
 formData.append("elArchivo", archivoBlob); //listo agregamos el archivo

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añadir input file a formdata javascript

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