) break outer // Exit both loops } fmt.Printf("i: %d, j: %d\n", i, j) } } } Output When to Use Break in a For Loop You can use a break statement in a For loop: To terminate a loop early when a specific condition is met. To exit infinite loops when the desired condition...
不过循环的过程中可以使用 break 退出,或者 continue 来跳过本次循环后续的代码。另外,for 中间的三段任何一段都可以省略。 package main import "fmt" func main() { fmt.Println("first part") for { fmt.Println("loop") break } fmt.Println("second part") for j := 7; j < 9; j++ { fmt....
带标签的 break 语句: 如果你有多层嵌套的循环,并且希望从外层循环中退出,可以使用带标签的 break 语句。 go package main import "fmt" func main() { OuterLoop: for { for i := 0; i < 10; i++ { if i == 5 { fmt.Println("Breaking outer loop at i =", i) break OuterLoop } fmt...
break Loop 115 } 116 case *LineBlock: 117 if stmt.Token[0] == tokens[0] { 118 hint = stmt 119 break Loop 120 } 121 } 122 } 123 } 124 125 newLineAfter := func(i int) *Line { 126 new := &Line{Token: tokens} ...
Labels can be used to break the outer loop from inside the inner for loop. Let’s understand what I mean by using a simple example. 1packagemain23import(4"fmt"5)67funcmain(){8fori:=0;i<3;i++{9forj:=1;j<4;j++{10fmt.Printf("i = %d , j = %d\n",i,j)11}1213}14} ...
break //loop is terminated if i > 5 } fmt.Printf("%d ", i) } fmt.Printf("\nline after for loop") } 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. 在playground 运行 在上面的程序中,每次迭代都检查 i 的值。如果 i 大于 5,则执行 break 并终止循环。然后在执行...
Factory Pattern Object Pool Pattern Prototype Pattern Singleton Pattern Behavioral Chain of Responsibility Design Pattern Command Design Pattern Iterator Design Pattern Mediator Design Pattern Memento Design Pattern Null Object Design Pattern Observer Design Pattern ...
gp.gcscandone = true break loop // G的栈正在扩展, 下一轮重试 case _Gcopystack: // Stack being switched. Go around again. // G不是运行中, 首先需要防止它运行 case _Grunnable, _Gsyscall, _Gwaiting: // Claim goroutine by setting scan bit. // Racing with execution or readying of ...
Println(i) i++ goto LOOP // 模拟循环 } } 五、标签的实际应用场景 1. 跳出多层循环 无需使用标志变量,直接退出外层 OUTER_LOOP: for i := 0; i < 3; i++ { for j := 0; j < 3; j++ { if condition { break OUTER_LOOP // 退出所有循环 } } } 2. 跳过外层循环的当前迭代 在...
packagemainimport"fmt"funcmain(){fori:=0;i<5;i++{//outer loopfmt.Println()forj:=0;j