_.lastIndexOf

_.lastIndexOf(array, value, [fromIndex=array.length-1])

This method is like _.indexOf except that it iterates over elements of array from right to left.

Since

0.1.0

Arguments

1. array (Array): The array to inspect.
2. value (*): The value to search for.
3. [fromIndex=array.length-1] (number): The index to search from.

Returns

(number): Returns the index of the matched value, else -1.

Example

_.lastIndexOf([1, 2, 1, 2], 2);
// => 3
 
// Search from the `fromIndex`.
_.lastIndexOf([1, 2, 1, 2], 2, 2);
// => 1