Learning about lambdas. Lambda expressions, also known as closures, function literals, or simply lambdas, describe a set of features defined in Java Specification Request (JSR) 335.Less formal ...

Like C# lambda expressions, Java 8 lambda expressions tie an argument list to a body. For example, (int x) -> x * x specifies an integer parameter that’s named x and returns the value of x squared.

The return keyword on the right-hand side of the lambda expression is the key to the Function interface.. The Consumer interface function. In contrast to the Function interface, the Consumer interface ...

I like to use a verbose lambda syntax when demonstrating how they work, but one of the reasons for using lambda expressions is to make Java less verbose. So the lambda expression above can be written ...