RosettaCodeData/Task/Run-length-encoding/JavaScript/run-length-encoding-3.js
Ingy döt Net b83f433714 tasks a-s
2013-04-10 23:57:08 -07:00

5 lines
153 B
JavaScript

function decode(encoded) {
var output = "";
encoded.forEach(function(pair){ output += new Array(1+pair[0]).join(pair[1]) })
return output;
}