The official syntax rules for naming a variable or method in Java are lax. For variables, the first letter of a variable must be either a letter, dollar sign or an underscore. After that, any ...

and what are the rules to use them? Here's how to properly apply common naming conventions in Java. Test your knowledge of variable naming conventions What's the difference between snake case and ...

We have all heard that good variable names are important for creating readable programs — advice that will serve you well when you come back to your code two years later, or even twenty.

For now, we’re not necessarily interested in how Java works as such, so much as its basic rules for writing ... to keep in mind is the naming convention for your variables and methods.