Go语言学习笔记六--Go语言中for循环的几种用法
Go语言中for循环的几种用法
1 package main 2 3 //在go语言里面 就一种循环 那就是for 4 func main() { 5 6 var a []int = []int {9,8,7,6,5,4,3,2,1} 7 8 println("-------------Test1--------------") 9 for i := range a{ 10 println("index is ",i," number is ", a[i]) 11 } 12 13 println("-------------Test2--------------") 14 for i := 0; i <= 10 ;i++ { 15 if i % 2 ==0 { 16 println(i) 17 } else { 18 println(2 * i) 19 } 20 } 21 22 println("-------------Test3--------------") 23 for i := 0; i <= 10 ;i++ { 24 println(i) 25 if i == 5 { 26 break 27 } 28 } 29 30 println("-------------Test4--------------") 31 for i := 0; i <= 10 ;i++ { 32 if i % 2 == 0 { 33 continue 34 } 35 println(i) 36 } 37 38 //我惊了 这种写法代替while 39 println("-------------Test5--------------") 40 i := 0 41 for i <= 10 { 42 i++ 43 if i % 2 == 0 { 44 continue 45 } 46 println(i) 47 48 } 49 50 //无线循环 51 println("-------------Test6--------------") 52 53 for { 54 i++ 55 if i % 2 == 0 { 56 continue 57 } 58 if i > 50 { 59 break 60 } 61 println(i) 62 } 63 64 }