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What is Lambda expression?
It is an Anonymous function. The Anonymous function is a nameless function.
It was introduced in JDK 1.8.
The function will not have the following qualities:-
1. No Name
2. No modifier
3. No return type
What are the benefits of the Lambda expression?
1. To enable functional programming in Java.
2. To write more readable , maintainable and clear concise code.
3. To use API in easily and effective manner.
4. To enable parallel processing.
How to write lambda expression?
Syntax of the Lambda Expression:-
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(parameters) -(Right Arrow) {statements};
1. parameters: It is just similar to methods parameters. Please be informed that they are just optional if there is only one parameter and you can also omit the parenthesis.
2. Array Operator (Token) :- Separates the parameters from the body of the lambda expression.
3. Body : It is to write the implementation code.