| export default function maxIndex(values, valueof) { | |
| let max; | |
| let maxIndex = -1; | |
| let index = -1; | |
| if (valueof === undefined) { | |
| for (const value of values) { | |
| ++index; | |
| if (value != null | |
| && (max < value || (max === undefined && value >= value))) { | |
| max = value, maxIndex = index; | |
| } | |
| } | |
| } else { | |
| for (let value of values) { | |
| if ((value = valueof(value, ++index, values)) != null | |
| && (max < value || (max === undefined && value >= value))) { | |
| max = value, maxIndex = index; | |
| } | |
| } | |
| } | |
| return maxIndex; | |
| } | |