This tutorial demonstrates the power of lambda expressions by contrasting implementations of a mathematical example using C++, Java without lambdas, and Java 8 with lambda expressions.

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.

Learn how to use Java lambda expressions. For those who are new to functional programming, basic Java lambda syntax can be a bit intimidating at first. Once you break lambda expressions down into ...

Here is a Consumer interface and lambda expression example: Consumer<Long> conciseLambda = (Integer t) -> System.out.println(t*t); conciseLambda.accept(new Long(10)); Again, the difference between the ...