pickBy source npm
_.pickBy(object, [predicate=_.identity])
Creates an object composed of the object
properties predicate
returns
truthy for. The predicate is invoked with one argument: (value).
Arguments
- object (Object)
The source object.
- [predicate=_.identity] (Function|Object|string)
The function invoked per property.
Returns (Object)
Returns the new object.
Example
var object = { 'user': 'fred', 'age': 40 };
_.pickBy(object, _.isNumber);
// => { 'age': 40 }