maxIndexBy()

Get the index of the (first) maximum value in an array determined by valuer.

This function is valid in v2.12.0 to v2.13.1. This function has been downloaded 15 times.

Parameters

{Array} array
Array which contains the maximum value that should be found and for which the corresponding index should be returned.
{Function|Array|number|string} valuer
If this is a function it will be passed each item in array and the corresponding values will be used to rank the items. In all other cases this will be used as a path within each item in array whose property at that path will be used to rank the item.

Returns

{number}
The index of the (first) maximum value within array. If array is empty -1 will be returned.

Required Function

This function requires the following function which is included automatically:

  • minIndex()
    Get the index of the (first) minimum value in an array.