randomstring.js

randomstring.js

const letters = 'abcdefghijklmnopqrstuvwxyz'

function randomString(max, min = 1) {
	let length = Math.floor(Math.random()*(max+2-min)+min);
	let word = '';
	while (word.length < length) {
		word += letters[Math.floor(Math.random()*letters.length)];
	}
	return word;
}

exports.randomString = randomString;
if (require.main === module) {
	let arg1 = Math.max(process.agrv[2] | 0, 1);
	let arg2 = Math.max(process.agrv[3] | 0, 1);
	console.log(randomString(arg1, arg2));
}