Which is a better function?

JavaScript performance comparison

Test case created by Vasanth

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Testing in unknown unknown
Test Ops/sec
Solution One
function solution(digits){
  var numbers = [];
  for (var i = 0; i < digits.length - 4; i++) numbers.push(parseInt(digits.slice(i, i+5)));
  return Math.max.apply(Math, numbers);
}
pending…
Solution Two
function solution(digits){
  console.log(digits);
  var maxIndex=0;
  var maxVal=(digits+"").split("").slice(0,5).join("")*1;  
  var result = (digits+"").split("").reduce(function(a,b,i,arr){
      if(arr[maxIndex] < b ){
        maxVal = arr.slice(i, i+5).join("")*1;
        maxIndex = i;
      }
      else if( arr[maxIndex] == b ){
        maxIndex = (arr.slice(i,i+5).join("")*1) >= maxVal ? i : maxIndex;
        maxVal = arr.slice(maxIndex, maxIndex+5).join("")*1;
      }
      else{
      }
      return maxIndex;
  },maxIndex);
 
  return (digits+"").split("").slice(result,result+5).join("")*1;
 
}
pending…

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