Stdle #65 · defer · 2026-08-10

What does this Go snippet output?

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

1package main
2 
3import "fmt"
4 
5func f() (n int) {
6	defer func() {
7		if recover() != nil {
8			n = 7
9		}
10	}()
11	n = 3
12	panic("x")
13}
14 
15func main() {
16	fmt.Println(f())
17}

Defer

What does this Go snippet output?

Answer & explanation