index - Documentation for Ruby 4.0
Ruby Documentation Welcome to the official Ruby programming language documentation. Getting Started New to Ruby? Start with our Getting Started Guide. Core Classes and …
class Regexp - Documentation for Ruby 4.0
Identical regexp can or cannot run in linear time depending on your ruby binary. Neither forward nor backward compatibility is guaranteed about the return value of this method.
operators - Documentation for Ruby 4.0
Operators In Ruby, operators such as +, are defined as methods on the class. Literals define their methods within the lower level, C language. String class, for example. Ruby objects can define …
building_ruby - Documentation for Ruby 4.0
Miniruby is a version of Ruby which has no external dependencies and lacks certain features. It can be useful in Ruby development because it allows for faster build times.
User Groups - Ruby Programming Language
Ruby user groups are entirely devoted to Ruby. They typically feature monthly meetings, a mailing list, a website, and if you’re lucky, frequent hacking sessions (meetings devoted to giving …
class Hash - Documentation for Ruby 4.0
person = {name: 'Matz', language: 'Ruby'} person # => {name: "Matz", language: "Ruby"} You can use a hash to give names to method arguments:
literals - Documentation for Ruby 4.0
Symbol Literals A Symbol represents a name inside the ruby interpreter. See Symbol for more details on what symbols are and when ruby creates them internally. You may reference a …
control_expressions - Documentation for Ruby 4.0
Ruby’s grammar differentiates between statements and expressions. All expressions are statements (an expression is a type of statement), but not all statements are expressions.
module Math - Documentation for Ruby 4.0
See class Float for the constants that affect Ruby’s floating-point arithmetic. What’s Here Trigonometric Functions ::cos: Returns the cosine of the given argument. ::sin: Returns the …
class Set - Documentation for Ruby 4.0
All rights reserved. You can redistribute and/or modify it under the same terms as Ruby. The Set class implements a collection of unordered values with no duplicates. It is a hybrid of Array’s …