问将PDF文件转换为二进制文件:节点JS和Express

EN

var upload = require("express-fileupload");
app.use(upload());
function upload_file(req, res, next) {
    console.log('here');
    if (!req.files) {
        res.send({
            status: false,
            message: 'No file uploaded'
        });
    }else if (req.method == "POST") {
        console.log('here');
        var form = new formidable.IncomingForm();
        console.log(form);
        let file = req.files.fileToUpload;
        console.log(file);
        }
    }