Flash cards
Review the key moves
1/4
Core idea
What is the main idea behind Java switch Keyword?
Lesson checks
Practice each idea before moving on
Short Mimo-style checks built from this lesson's code, terms, and sequence.
1Quick choice
Which statement best captures the main point of this lesson?
2Fill blank
Complete the missing token from the example code.
___ day = 4;3Order
Put the learning moves in the order that makes the concept easiest to apply.
The switch keyword selects one of many code blocks to be executed.
Definition and Usage
Java switch Keyword
❮ Java Keywords
Example
int day = 4;
switch (day) {
case 1: System.out.println("Monday");
break;
case 2: System.out.println("Tuesday");
break;
case 3: System.out.println("Wednesday");
break;
case 4: System.out.println("Thursday");
break;
case 5: System.out.println("Friday");
break;
case 6: System.out.println("Saturday");
break;
case 7: System.out.println("Sunday");
break;
}
// Outputs "Thursday" (day 4)Definition and Usage
The switch keyword selects one of many code blocks to be executed.
From the example above, it works like this:
- The switch expression is evaluated once.
- The value of the expression is compared with the values of each case .
- If there is a match, the associated block of code is executed.
- The break keyword is used to break out of the switch block when a match is found
Related Pages
Read more about the switch statement in our Java Switch Tutorial .
❮ Java Keywords