hættu hvert n eðli js
var str = 'abcdefghijkl';
console.log(str.match(/.{1,3}/g));
js hættu band allra n stafi
foo.match(new RegExp('.{1,' + n + '}', 'g'));
javascript hættu string eftir margar stafi
let string = "Hello awesome, world!"
string.split(/[\s,]+/)
// Hello,awesome,world!
hættu a string hvert n stafi javascript
console.log("abcd".match(/.{1,2}/g)); // ["ab", "cd"]