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30 lines
432 B
30 lines
432 B
3 years ago
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package main
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import "fmt"
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func funcA() {
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fmt.Println("func A")
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}
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func funcB() {
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//recover接受panic抛出的异常
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//recover只能在defer函数中调用才会生效
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//defer一定要在可能引发panic的语句之前定义
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defer func() {
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err := recover()
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if err != nil {
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fmt.Println("recover in B")
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}
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}()
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panic("panic in B")
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}
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func funcC() {
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fmt.Println("func C")
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}
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func main() {
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funcA()
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funcB()
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funcC()
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}
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