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37 lines
649 B
Go
Executable File
37 lines
649 B
Go
Executable File
package main
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import "fmt"
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type Day int
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const (
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MO Day = iota
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TU
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WE
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TH
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FR
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SA
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SU
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)
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var dayName = []string{"Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday", "Sunday"}
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func (day Day) String() string {
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return dayName[day]
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}
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func main() {
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var th Day = 3
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fmt.Printf("The 3rd day is: %s\n", th)
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// If index > 6: panic: runtime error: index out of range
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// but use the enumerated type to work with valid values:
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var day = SU;
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fmt.Println(day); // prints Sunday
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fmt.Println(0, MO, 1, TU)
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}
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/* Output:
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The 3rd day is: Thursday
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Sunday
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0 Monday 1 Tuesday
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*/
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