_.defaults(object, [sources])
Assigns own and inherited enumerable string keyed properties of source objects to the destination object for all destination properties that resolve to undefined
. Source objects are applied from left to right. Once a property is set, additional values of the same property are ignored.
Note: This method mutates object
.
Since
0.1.0
Arguments
-
object
(Object): The destination object. -
[sources]
(...Object): The source objects.
Returns
(Object): Returns object
.
Example
_.defaults({ 'a': 1 }, { 'b': 2 }, { 'a': 3 }); // => { 'a': 1, 'b': 2 }
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