Go语言中switch的所有用法
1 package main 2 3 func main() { 4 5 var number int = 5 6 switch number { 7 case 1: 8 println("number = 1") 9 case 2: 10 println("number = 2") 11 case 5: 12 println("number = 5") 13 } 14 15 //还带这样子的? 16 switch number2 := 3; number2 { 17 case 0,1,3,4: 18 println("number2 = 1") 19 case 2: 20 println("number2 = 2") 21 case 5: 22 println("number2 = 5") 23 default: 24 println("number2 非法") 25 } 26 27 switch { 28 case number > 1 && number < 6: 29 println("number3 = 1") 30 fallthrough//执行完了穿透到下一个case里面继续执行 31 case number >=5 && number < 10: 32 println("number3 = 10") 33 } 34 }