[RUBY] How to create and execute method, Proc, Method class objects


Method definition

Method definition

def method name(argument)

╩╗End`less method definition

Available from Ruby 3 (planned)

def method name(argument) = #formula

Method call

Receiver.Method name(argument)

Proc class

How to create an object of Proc class


Object of Symbol or Hash or Method class.to_proc[argument]


-> (argument){formula}

Executing a Proc object

Receiver=== #argument

Method class

How to create an object of Method class

Receiver.method(Method name Symbol or String)

Method invocation



class Proc class Method

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