Anonymous function: Difference between revisions

Revision as of 05:33, 19 June 2023

Revision as of 05:34, 19 June 2023

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Ruby supports anonymous functions by using a syntactical structure called ''block''. There are two data types for blocks in Ruby. <code>Proc</code>s behave similarly to [[Closure (computer programming)|closures]], whereas <code>lambda</code>s behave more analogous to an anonymous function.<ref name=":10">{{cite web|url=http://www.reactive.io/tips/2008/12/21/understanding-ruby-blocks-procs-and-lambdas/ |title=Understanding Ruby Blocks, Procs and Lambdas |last=Sosinski |first=Robert |publisher=Reactive.IO |date=2008-12-21 |access-date=2014-05-30 |url-status=dead |archive-url=https://web.archive.org/web/20140531123646/http://www.reactive.io/tips/2008/12/21/understanding-ruby-blocks-procs-and-lambdas/ |archive-date=2014-05-31 }}</ref> When passed to a method, a block is converted into a Proc in some circumstances.

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# Example 1:

# Purely anonymous functions using blocks.