Create a read-only file using filesaver.js

Question

Is it posible to create a read-only txt file using filesaver?

var blob = new Blob(["Hello, world!"], {type: "text/plain;charset=utf-8"});
saveAs(blob, "hello world.txt");

Answer 1

Is it posible to create a read-only txt file using filesaver?

No. Do not believe it is possible to create a read-only Blob using javascript alone. File permission needs to be set at user filesystem.