Repeat Character N Times

Question

In Perl I can repeat a character multiple times using the syntax:

$a = \"a\" x 10; // results in \"aaaaaaaaaa\"

Is there a simple way to ac

Answer 1

Right pads with zeros with no arrays or loops. Just uses repeat() using ES6 2015, which has wide support now. Left pads if you switch the concatenation.

function pad(text, maxLength){ 
  var res = text + "0".repeat(maxLength - text.length);
  return res;
}

console.log(pad('hello', 8)); //hello000