A lambda expression can implement a functional interface by defining an anonymous function that can be passed as an argument to some method. Hence lambda expressions enable us to write functional code. ...

Why do we use lambda expression?

It provides a clear and concise way to represent one method interface using an expression. It is very useful in collection library. It helps to iterate, filter and extract data from collection. The Lambda expression is used to provide the implementation of an interface which has functional interface.

What are the advantages of using lambda?