Basics
Ruby Operators
Ruby Operators
Ruby operators include arithmetic and spaceship operator.
Introduction to Ruby Operators
Ruby operators are special symbols or keywords that are used to perform operations on one or more operands. They are an integral part of the language, allowing you to perform mathematical calculations, compare values, and manipulate data. In this tutorial, we will explore some of the most commonly used operators in Ruby, including arithmetic operators and the spaceship operator.
Arithmetic Operators
Arithmetic operators in Ruby are used to perform basic mathematical operations such as addition, subtraction, multiplication, division, and modulus. Here are some of the basic arithmetic operators:
- Addition (+): Adds two operands.
- Subtraction (-): Subtracts the second operand from the first.
- Multiplication (*): Multiplies two operands.
- Division (/): Divides the first operand by the second.
- Modulus (%): Returns the remainder of the division of the first operand by the second.
The Spaceship Operator
The spaceship operator (<=>) is a unique comparison operator in Ruby. It is used to compare two objects and returns:
-1if the first object is less than the second.0if the objects are equal.1if the first object is greater than the second.
This operator is particularly useful in sorting and comparing objects. It is commonly used in methods like sort.
Conclusion
In this tutorial, we covered some of the essential Ruby operators, including arithmetic operators and the spaceship operator. Understanding these operators is crucial for performing calculations and comparisons in Ruby effectively. In the next tutorial, we will explore conditional statements like if, else, and elsif to control the flow of your programs.
