Repeat String - Javascript

Question

What is the best or most concise method for returning a string repeated an arbitrary amount of times?

The following is my best shot so far:

function          


        

Answer 1

Fiddle: http://jsfiddle.net/3Y9v2/

function repeat(s, n){
    return ((new Array(n+1)).join(s));
}
alert(repeat('R', 10));