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 moreCan you use equals in Java?
Java String equals() Method The equals() method compares two strings, and returns true if the strings are equal, and false if not . Tip: Use the compareTo() method to compare two strings lexicographically.
Read moreCan we use expression in switch case in Java?
The switch case in Java works like an if-else ladder, i.e., multiple conditions can be checked at once. Switch is provided with an expression that can be a constant or literal expression that can be evaluated . The value of the expression is matched with each test case till a match is found.
Read moreWhich data type Cannot be used in switch Java?
The switch statement doesn’t accept arguments of type long, float, double,boolean or any object besides String .
Read moreCan we use contains in Java?
The contains() method in Java is used to search the substring in a given String . Returns: If the substring is found in the specified String, then it returns a true value; otherwise, it returns a false value.
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