switch Statements

In this lesson, we will learn all about switch statements, their use, and syntax.

We'll cover the following

What are switch statements?

A switch statement is a unique conditional statement that allows a variable to be tested for equality against a list of values. Each value is called a case.

The variable is checked for each case.

switch Statements basically provide decision making capability: choose an option corresponding to the expression. The options are chosen based on two criteria of the options:

  • Based on Index – Choose the option whose index corresponds to the value of the expression.

  • Based on Matching Value - Choose the option which is an exact match of the expression.

The code flow of switch statement can be represented using the following illustration.

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