Comments are ignored by the compiler but are invaluable for providing explanations or annotations within your code.
Source Code
// This is a single-line comment
/*
This is a multi-line comment
that spans over multiple
lines
*/
/**
* This is a JavaDoc comment, which can be used to generate HTML documentation
*/
Use comments to explain the “why” behind complex logic, making your code easier to understand for others or for yourself when you return to it later.