function argMax(array) {
    var maxIndex = 0
     , i
     ;
    for (i = 0; i < array.length; i++) {
      if (array[i] > array[maxIndex]) {
        maxIndex = i;
      }
    }
    return maxIndex;
  }
function argMax(array) {
    var maxIndex = 0
     , i
     ;
    for (i = 0; i < array.length; i++) {
      if (array[i] > array[maxIndex]) {
        maxIndex = i;
      }
    }
    return maxIndex;
  }
function argMax ( array ) { var maxIndex = 0 , i ; for ( i = 0 ; i < array . length ; i ++ ) { if ( array [ i ] > array [ maxIndex ] ) { maxIndex = i ; } } return maxIndex ; }
Return the index of the maximum value in the array.
@param array - an array of numerical values
@return the index of the largest value in the array.
Return the index of the maximum value in the array .