switch statement is more efficient than a set of nested ifs . two case constants in the same switch can have identical values. switch statement can only test for equality, whereas if statement can evaluate any type of boolean expression. it is possible to create a nested switch statements.
Read moreCan we use string in switch case in C++?
You cannot use string in either switch or case .
Read moreIs string allowed in switch case in C?
Invalid switch expression switch(“string”) // string is not allowed .
Read moreCan we use in enum?
Enums are used when we know all possible values at compile-time , such as choices on a menu, rounding modes, command-line flags, etc. It is not necessary that the set of constants in an enum type stay fixed for all time. In Java (from 1.5), enums are represented using enum data type.
Read moreWhat does enum valueOf return?
valueOf. Returns the enum constant of the specified enum type with the specified name . The name must match exactly an identifier used to declare an enum constant in this type.
Read moreWhich Java version allows pattern matching in switch?
The Java SE 17 release introduces pattern matching for switch expressions and statements (JEP 406) as a preview feature. Pattern matching provides us more flexibility when defining conditions for switch cases.28 Eki 2021
Read moreCan enum be used in switch case in C?
1) The expression used in switch must be integral type ( int, char and enum) . Any other type of expression is not allowed.
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