Lodash

uniqWith

Array
since 4.0.0

Arguments

  • Array The array to inspect.
  • Function The comparator invoked per element.

Returns

Array the new duplicate free array.

This method is like _.uniq except that it accepts comparator which is invoked to compare elements of array. The order of result values is determined by the order they occur in the array.The comparator is invoked with two arguments: (arrVal, othVal).

Example of Lodash _.uniqWith

var objects = [{ 'x': 1, 'y': 2 }, { 'x': 2, 'y': 1 }, { 'x': 1, 'y': 2 }];

_.uniqWith(objects, _.isEqual);
// => [{ 'x': 1, 'y': 2 }, { 'x': 2, 'y': 1 }]