An optional default statement is written at the end. But Java 7 has improved the switch case to support String also.
Before Java 7, the only means to achieve string based conditional flow was using if-else conditions.
#JAVA SWITCH CODE#
Any number of case statements can be added to the code Java switch case is a neat way to code for conditional flow, just like if-else conditions. Statements to executed in case of value 2 is true Statements to executed in case of value 1 is true From JDK7, it can also be used with enumerated (Enum) data types in Java, the String class and Wrapper classes.įollowing is the Syntax of switch case in Java: switch(variable or an integer expression) The expression can be a byte, short, char, and int primitive data types. It is a multi-way branch statement that provides paths to execute different parts of the code based on the value of the expression. Based on the value of the expression given, different parts of code can be executed quickly. The switch case is very commonly used in Java. The switch statement or switch case in java is a multi-way branch statement. It performs the execution of statement/statements when the value of the expression is matched with. A Switch case statement is one of the conditional statements commonly found in almost every other programming language. The case is a keyword that is used with the Switch statement. A code is mainly comprised of series of conditions and their possible outputs in either case. The conditions and logical statements are an integral part of any program.
Switch expression must be a constant value:.Few characteristics of switch case in Java.Do we use break statement after default?.
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