Apex Developer Guide

Apex Developer Guide
Getting Started with Apex
Writing Apex
Data Types and Variables
Control Flow Statements
Conditional (If-Else) Statements
Switch Statements
Loops
Classes, Objects, and Interfaces
Working with Data in Apex
Running Apex
Debugging, Testing, and Deploying Apex
Apex Language Reference
Appendices
Glossary
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Conditional (If-Else) Statements

The conditional statement in Apex works similarly to Java.
The else portion is always optional, and always groups with the closest if. For example:
is equivalent to:
Repeated else if statements are also allowed. For example: