only()
The only method returns the items in the collection with the specified keys:
const collection = collect({
id: 12,
name: "John Doe",
email: "john@doe.com",
active: true
});
const filtered = collection.only(["name", "email"]);
filtered.all();
//=> { name: 'John Doe', email: 'john@doe.com' }
collect([1, 2, 3, 4])
.only([2, 12])
.all();
//=> [2]
For the inverse of
only, see theexceptmethod.