firstWhere()
The firstWhere method returns the first element in the collection with the given key / value pair:
const collection = collect([
{ name: "Regena", age: 12 },
{ name: "Linda", age: 14 },
{ name: "Diego", age: 23 },
{ name: "Linda", age: 84 }
]);
collection.firstWhere("name", "Linda");
//=> { name: 'Linda', age: 14 }