Upload a File and Read Data with FileReader in Angular 2

Question

I am trying to create an upload form in Angular 2 ts (2.2.1), that allows the upload of e.g. a CSV file, but instead of the file being sent straight to a http service I want

Answer 1

Do it like this:

myReader.onloadend = (e) => {
   console.log(myReader.result);
   this.fileString = myReader.result;
};

So you can access your variables.

For a more detailed explanation: https://developer.mozilla.org/de/docs/Web/JavaScript/Reference/Functions/Arrow_functions