tmrgo1/demo/recover/main.go

package main

import "fmt"

func main(){
	recovertest()
	println("oo")
}

func recovertest()(err error){
	defer println("a")
	defer func() {
		err = recover().(error)
		fmt.Println(err)
		println(err)
	}()
	defer println("b")
	a := 0
	b:= 10/a
	println(b)
	return
}