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docs: Defer 延时执行
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16
base/defer/main.go
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16
base/defer/main.go
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package main
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import "fmt"
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func demo() {
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fmt.Println("start")
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// 延迟执行 到 函数 即将 返回时 执行
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// 多个 defer 按 后进先出 的 顺序执行
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defer fmt.Println("defer 2")
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defer fmt.Println("defer 1")
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fmt.Println("end")
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}
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func main() {
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demo()
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}
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