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Conditionals in JavaScript

Explore JavaScript conditionals by learning how to apply if, else if, and else statements to execute code based on true or false conditions. Understand how chaining conditionals controls program flow to ensure only one block runs, improving your ability to build decision logic in your programs.

Conditionals features

A program conditional has the following:

  • A condition which can be true or false
  • A program block executed when the condition is true
  • A program block executed when the condition is false

With these features in mind, let’s map them to the corresponding JavaScript syntax.

Keywords and semantics

In JavaScript, a conditional statement consists of various properties and keywords. ...