Answer by Dan for How do I define a method on one line in Ruby?
Ruby 3.0.0 adds "endless" definitions for methods with exactly one statement:def greet = puts("hello")Note that the one-statement limitation means that this can't be written as:# NOT ALLOWEDdef greet =...
View ArticleAnswer by Sergey Alekseev for How do I define a method on one line in Ruby?
No Single-line MethodsFrom rubocop/ruby-style-guide#no-single-line-methods:Avoid single-line methods. Although they are somewhat popular in thewild, there are a few peculiarities about their definition...
View ArticleAnswer by Lifeweaver for How do I define a method on one line in Ruby?
Yet another way:def greet() return 'Hello' end
View ArticleAnswer by horseyguy for How do I define a method on one line in Ruby?
You can avoid the need to use semicolons if you use parentheses:def hello() :hello end
View ArticleAnswer by Victor Deryagin for How do I define a method on one line in Ruby?
Another way:define_method(:greet) { puts 'hello' }May be used if you don't want to enter new scope for method while defining it.
View ArticleAnswer by edgerunner for How do I define a method on one line in Ruby?
def add a,b; a+b endThe semicolon is the inline statement terminator for RubyOr you can use the define_method method. (Edit: This one's deprecated in ruby 1.9)define_method(:add) {|a,b| a+b }
View ArticleHow do I define a method on one line in Ruby?
Is def greet; puts "hello"; end the only way to define a method on one line in Ruby?
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