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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 ...
Apr 9, 2024 · In simple words, the Java switch statement executes one statement from multiple conditions. It is like an if-else-if ladder statement. It provides an easy way to dispatch execution to different parts of code based on the value of the expression. The expression can be a byte, short, char, or int primitive data type.
Syntax: switch(expression) { case value1: //code to be executed; break; //optional. case value2: //code to be executed; break; //optional. ...... default: code to be executed if all cases are not matched; } Flowchart of Switch Statement. Example: SwitchExample.java. public class SwitchExample { public static void main (String [] args) {
The switch statement allows us to execute a block of code among many alternatives. Syntax: switch (expression) { case value1: // code break; . case value2: // code break; . ... . default: // default statements . } How does the switch-case statement work? The expression is evaluated once and compared with the values of each case.
public class SwitchDemoFallThrough { public static void main(String[] args) { java.util.ArrayList<String> futureMonths = new java.util.ArrayList<String>(); int month = 8; switch (month) { case 1: futureMonths.add("January"); case 2: futureMonths.add("February"); case 3: futureMonths.add("March"); case 4: futureMonths.add("April"); case 5 ...
The basic syntax of switch case statements in Java is as follows: switch(expression) { case value1: //code block. break; case value2: //code block. break; case value3: //code block. break; ... default: //code block. }
Jun 21, 2022 · You use the switch statement in Java to execute a particular code block when a certain condition is met. Here's what the syntax looks like: switch(expression) { case 1: // code block break; case 2: // code block break; case 3: // code block break; default: // code block }
Java switch statements have evolved over time. In this tutorial, we will learn about basic switch statement features and new features in later versions of Java. 1. Switch Statements. 1.1. Syntax. The general form of a switch statement is –. switch (expression) { case labelOne: . statements; break; case labelTwo: .
Mar 29, 2020 · Syntax of this structure is as follows: switch (expression) { case constant_1: // statement 1 break; case constant_2: // statement 2 break; case constant_3: // statement 3 break; //... case constant_n: // statement n break; default: // if all the cases do not match } Some Rules about switch-case construct:
Aug 4, 2021 · Syntax. A switch statement looks like: switch (expression) { case x: // Code block. break; case y: // Code block. break; default: // Code block. } The switch keyword initiates the statement and is followed by (), which contains the value that each case will compare. In the example, the value or expression of the switch statement is grade.
