Java 8 Lambda Expressions: Difference between revisions
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* [[java#Subjects|java]] | * [[java#Subjects|java]] | ||
=Overview= | |||
=Syntax= | |||
A lambda expression consists in a ''comma-separated list of formal parameters, enclosed in parentheses'', followed by the arrow token "->" followed by a ''body'', which may be a single expression or a statement block. | |||
<pre> | |||
(comma_separated_formal_parameter_list) -> body | |||
</pre> | |||
==Formal Parameters== | |||
The type of the parameters may be omitted. | |||
If there is a single parameter, the enclosed parentheses may be omitted. | |||
==Body== | |||
The body may be a single expression, or a statement block. | |||
Revision as of 00:54, 28 November 2016
External
- Lambda Expressions Tutorial https://docs.oracle.com/javase/tutorial/java/javaOO/lambdaexpressions.html
Internal
Overview
Syntax
A lambda expression consists in a comma-separated list of formal parameters, enclosed in parentheses, followed by the arrow token "->" followed by a body, which may be a single expression or a statement block.
(comma_separated_formal_parameter_list) -> body
Formal Parameters
The type of the parameters may be omitted.
If there is a single parameter, the enclosed parentheses may be omitted.
Body
The body may be a single expression, or a statement block.