function random_string(size) {
const characters = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz';
const len = characters.length;
let rnd = '';
for (let i = 0; i < size; i++) {
rnd += characters.charAt(Math.floor(Math.random() * len));
}
return rnd;
}
const obj = {
id: 128905,
name: "Albus Dumbledore",
academicrank: "Professor"
};
Object.keys(obj).forEach((key, index) => {
obj[key] = random_string(12);
});
console.log(obj);
/*
run:
{
id: 'jJbpsSFmkFgu',
name: 'GEbTioCyZJkI',
academicrank: 'RFzOZXHYRVcA'
}
*/