_.findLastIndex(array, [predicate=_.identity], [fromIndex=array.length-1])
This method is like _.findIndex except that it iterates over elements of collection from right to left.
Since
2.0.0
Arguments
-
array(Array): The array to inspect. -
[predicate=_.identity](Function): The function invoked per iteration. -
[fromIndex=array.length-1](number): The index to search from.
Returns
(number): Returns the index of the found element, else -1.
Example
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 | var users = [ { 'user': 'barney', 'active': true }, { 'user': 'fred', 'active': false }, { 'user': 'pebbles', 'active': false }]; _.findLastIndex(users, function(o) { return o.user == 'pebbles'; });// => 2 // The `_.matches` iteratee shorthand._.findLastIndex(users, { 'user': 'barney', 'active': true });// => 0 // The `_.matchesProperty` iteratee shorthand._.findLastIndex(users, ['active', false]);// => 2 // The `_.property` iteratee shorthand._.findLastIndex(users, 'active');// => 0 |
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