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A String object in Ruby holds and manipulates an arbitrary sequence of one or more bytes, typically representing characters that represent human language. The simplest string literals are enclosed in…

Modules are a way of grouping together methods, classes, and constants. Modules give you two major benefits. Modules provide a namespace and prevent name clashes.Modules implement the mixin facility. Modules define a namespace, a…

You have seen how Ruby defines methods where you can put number of statements and then you call that method. Similarly, Ruby has a concept of Block. A block consists…

Ruby methods are very similar to functions in any other programming language. Ruby methods are used to bundle one or more repeatable statements into a single unit. Method names should…

Loops in Ruby are used to execute the same block of code a specified number of times. This chapter details all the loop statements supported by Ruby. Ruby while Statement…

Ruby offers conditional structures that are pretty common to modern languages. Here, we will explain all the conditional statements and modifiers available in Ruby. Ruby if...else Statement Syntax if conditional…

Comments are lines of annotation within Ruby code that are ignored at runtime. A single line comment starts with # character and they extend from # to the end of…

Ruby supports a rich set of operators, as you'd expect from a modern language. Most operators are actually method calls. For example, a + b is interpreted as a.+(b), where…

Variables are the memory locations, which hold any data to be used by any program. There are five types of variables supported by Ruby. You already have gone through a…

Ruby is a perfect Object Oriented Programming Language. The features of the object-oriented programming language include − Data EncapsulationData AbstractionPolymorphismInheritance These features have been discussed in the chapter Object Oriented Ruby.…