Writing Expressions to Iterate Over enum Values

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• Learn: Iterating Over enum Values

Your Turn

• Write program code to complete the provided tasks.
• Run the code in the Java Program to see if your code generates the desired result.
• Make necessary changes until you have satisfied the tasks.

Practice 1: Days of the Week

• Define an enum that can be used to represent the days of the week: MONDAY, TUESDAY, WEDNESDAY, THURSDAY, FRIDAY, SATURDAY, SUNDAY.
• Iterate over the values of the enum and for if it is a weekend (SATURDAY OR SUNDAY), print Welcome to the weekend!, otherwise print Have a great day at work or school!
• Try the code in the Java Playground.

Practice 2: Seasons

• Define an enum that can be used to represent the months of the year: JANUARY, FEBRUARY, MARCH, APRIL, MAY, JUNE, JULY, AUGUST, SEPTEMBER, OCTOBER, NOVEMBER, DECEMBER.
• Iterate over the values of the enum and print the corresponding season:
  • DECEMBER, JANUARY, FEBRUARY are winter months
  • MARCH, APRIL, MAY are spring months
  • JUNE, JULY, AUGUST are summer months
  • SEPTEMBER, OCTOBER, NOVEMBER are fall months
• Try the code in the Java Playground.

Practice 3: Payment Methods

• Define an enum that can be used to represent the different ways to pay: CREDIT_CARD, PAYPAL, CASH, CHECK.
• Iterate and display the different payment methods that are available to make a purchase.
• Try the code in the Java Playground.

Practice 4: Shipping Options

• Define an enum that can be used to represent the different shipping options: STANDARD, EXPRESS, OVERNIGHT.
• Iterate over the values of the enum and display the type of shipping and corresponding additional charge:
  • STANDARD is an additional $2
  • EXPRESS is an additional $5
  • OVERNIGHT is an additional $7
• Try the code in the Java Playground.