Stdle #87 · defer · 2026-09-01

What does this Go snippet output?

A past puzzle — fully playable. 4 attempts, hints on wrong guesses.

1package main
2 
3import "fmt"
4 
5func work() (status string) {
6	defer func() {
7		if r := recover(); r != nil {
8			status = fmt.Sprintf("fail:%v", r)
9		}
10	}()
11	status = "ok"
12	panic("crash")
13}
14 
15func main() {
16	fmt.Println(work())
17}

Defer

What does this Go snippet output?

Answer & explanation