What is switch statement in Java with example?
The switch statement allows us to execute a block of code among many alternatives. The syntax of the switch statement in Java is: switch (expression) { case value1: // code break; case value2: // code break; … default: // default statements }
What is switch statement with an example?
Rules for switch statement in C language
Valid Switch | Invalid Switch | Valid Case |
---|---|---|
switch(x) | switch(f) | case 3; |
switch(x>y) | switch(x+2.5) | case ‘a’; |
switch(a+b-2) | case 1+2; | |
switch(func(x,y)) | case ‘x’>’y’; |
What is switch statement in Java used for?
Switch Statement in Java A Java switch statement is a multiple-branch statement that executes one statement from multiple conditions. The switch statement successively checks the value of an expression with a list of integer (int, byte, short, long), character (char) constants, String (Since Java 7), or enum types.
What does the ‘switch’ statement do in Java?
– You found your answer. – You now know what you should do as the first thing the next time. – You will save yourself and your peers a headache in the future by not asking very simple questions. – You may even have gained an understanding of the value of curiosity and research
What is the purpose of switch statement in Java?
The switch expression is evaluated once.
How to implement switch statement?
The working of the standard switch statement in any programming language is similar.
What does the switch statement in JavaScript do?
The switch statement is a part of JavaScript’s “Conditional” Statements, which are used to perform different actions based on different conditions. Use switch to select one of many blocks of code to be executed. This is the perfect solution for long, nested if/else statements. The switch statement evaluates an expression.