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...
) 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...
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...
可以在此代码中看到嵌套的for循环用法示例。 packagemainimport"fmt"funcmain(){fori:=0;i<5;i++{//outer loopfmt.Println()forj:=0;j
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....
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...
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} ...
// use break/continue on current loop // use break/continue with label on outer loop here: for i := 0; i for j := i + 1; j if i == 0 { continue here } fmt.Println(j) if j == 2 { break } } } there: for i := 0; i ...
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 ...
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} ...