import (
"log"
"runtime"
)
func main() {
test()
}
func test() {
test2()
}
func test2(){
pc,file,line,ok := runtime.Caller(0)
log.Println(pc)
log.Println(file)
log.Println(line)
log.Println(ok)
f := runtime.FuncForPC(pc)
log.Println(f.Name())
pc,file,line,ok = runtime.Caller(1)
log.Println(pc)
log.Println(file)
log.Println(line)
log.Println(ok)
f = runtime.FuncForPC(pc)
log.Println(f.Name())
pc,file,line,ok = runtime.Caller(2)
log.Println(pc)
log.Println(file)
log.Println(line)
log.Println(ok)
f = runtime.FuncForPC(pc)
log.Println(f.Name())
}
//output:
2019/06/27 09:28:30 4827604
2019/06/27 09:28:30 E:****/errjun.go
2019/06/27 09:28:30 17
2019/06/27 09:28:30 true
2019/06/27 09:28:30 main.test2
2019/06/27 09:28:30 4827527
2019/06/27 09:28:30 E:****/errjun.go
2019/06/27 09:28:30 13
2019/06/27 09:28:30 true
2019/06/27 09:28:30 main.test
2019/06/27 09:28:30 4827522
2019/06/27 09:28:30 E:****/errjun.go
2019/06/27 09:28:30 9
2019/06/27 09:28:30 true
2019/06/27 09:28:30 main.main
