You can use char ‘s for the switch expression and cases as well .
Read moreCan we use contains in switch-case Java?
You can’t switch on conditions like x. contains() . Java 7 supports switch on Strings but not like you want it. Use if etc.
Read moreCan switch-case contain expression?
1) The expression used in switch must be integral type ( int, char and enum) . Any other type of expression is not allowed. 2) All the statements following a matching case execute until a break statement is reached.
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