25 lines
497 B
Go
25 lines
497 B
Go
package main
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import (
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"fmt"
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"time"
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)
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// 简单的 Goroutine 任务：打印数字
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func printNums(prefix string, count int) {
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for i := 0; i < count; i++ {
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time.Sleep(100 * time.Millisecond)
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fmt.Printf("%s: %d\n", prefix, i)
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}
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}
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func main() {
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// 启动两个 Goroutine
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go printNums("Goroutine A", 5)
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go printNums("Goroutine B", 5)
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// 主 Goroutine 等待子 Goroutine 完成（实际开发用更可靠的同步方式）
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time.Sleep(1 * time.Second)
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fmt.Println("主程序退出")
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}
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