switch case java
// switch statement
switch(expression)
{
// case statements
// values must be of same type of expression
case value1 :
// Statements
break; // break is optional
case value2 :
// Statements
break; // break is optional
// We can have any number of case statements
// below is default statement, used when none of the cases is true.
// No break is needed in the default case.
default :
// Statements
}