In addition to if…else , JavaScript has a feature known as a switch statement . switch is a type of conditional statement that will evaluate an expression against multiple possible cases and execute one or more blocks of code based on matching cases.
Read moreCan switch case have multiple conditions Java?
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.
Read moreHow many case labels can be in a single switch in Java?
There can be one or N number of case values for a switch expression. The case value must be of switch expression type only. The case value must be literal or constant. It doesn’t allow variables.
Read moreCan you put multiple cases in a switch statement?
A switch statement includes literal value or is expression based. A switch statement includes multiple cases that include code blocks to execute. A break keyword is used to stop the execution of case block. A switch case can be combined to execute same code block for multiple cases .
Read moreCan I pass any type of variable to a switch statement?
1) The expression used in switch must be integral type ( int, char and enum). Any other type of expression is not allowed .
Read moreWhich data type variable can be used in switch statement?
The variable used in a switch statement can only be a short, byte, int or char . The values for each case must be the same data type as the variable type.
Read moreIs switch case still used?
No, switch statements are not generally used wrong . It’s more readable then a long if/else chain, compilers can emit very efficient code if the checked values are reasonably contiguous, and it’s easier to write error-checking compilers that warn you when you forget an alternative.
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