Switch Statement in Java - Learn how to use the switch statement in Java effectively with examples and syntax details.
The syntax of Switch case statement looks like this – switch(variableoran integer expression){caseconstant://Java code;caseconstant://Java code;default://Java code;} Switch Case statement is mostly used withbreak statementeven though it is optional. We will first see an example without break ...
Switchhas evolved over time. New supported types have been added, particularly in Java 5 and 7. Also, it continues to evolve —switchexpressions will likely be introduced in Java 12. Below we’ll give some code examples to demonstrate the use of theswitchstatement, the role of thebreakstatem...
The default label is optional. there can be at most one default label in a switch statement. For example, Demo publicclassMain {publicstaticvoidmain(String[] args) {inti = 10;//www.java2s.comswitch(i) {case10:// Found the matchSystem.out.println("Ten");// Execution starts herecase20...
It is not necessary to break the last case in a switch block. The block breaks (ends) there anyway. Note If you omit the break statement, execution will continue to the next case regardless of whether its condition matches. The default Keyword ...
The switch statement allows us to execute a block of code among many alternatives. In this tutorial, you will learn about the switch...case statement in Java with the help of examples.
In this example, the output of the program would be “You are a Grade B Employee: Bonus = 1000.” Of course, this is a simplified example but it is a functional switch statement that could easily be adopted for more practical use in your own Java applications. ...
Java Switch Statements Instead of writingmanyif..elsestatements, you can use theswitchstatement. Theswitchstatement selects one of many code blocks to be executed: SyntaxGet your own Java Server switch(expression){casex:// code blockbreak;casey:// code blockbreak;default:// code block}...
We can also check for vowel or consonant using a switch statement in Java. Example 2: Check whether an alphabet is vowel or consonant using switch statement public class VowelConsonant { public static void main(String[] args) { char ch = 'z'; switch (ch) { case 'a': case 'e': cas...
In this tutorial, we’ll explore how to work with such conditions, look at workarounds, and learn when and why we might need them. 2. The Challenge With>=inswitchStatements Java’sswitchstatement cannot handle relational operators such as>=,<=, or!=. It only matches specific, exact valu...