Learn how to use statements like if, if-else, switch, for, and while to declare variables and specify expressions, make decisions, iterate over statements, and more.

This switch statement is equivalent to using multiple if-else statements, but it is more concise and easier to read. You can also use a switch statement with String values.

The default else of the above if–else–if statement should print a statement that the user input was not one of the choices, so a 12 inch pizza will be made.

//In the if-else statement, we give a condition. //If condition was true then first code block is executed. //If condition was false then else code block is executed ...

The need to find the length of a Java String is a common programming requirement. Learn how to get the size of a Java String and avoid lengthy errors developers often encounter.