Re: [go-nuts] In the smippet herunder, are strings copied or passed by address (they seem copied, but maybe only the addresses are copied) ?

[Jan Mercl]

Please post code as just text. Also, inverted color schemes are hard to
read for some people.

Wrt string copying, see https://research.swtch.com/godata

to;dr Copying a string copies two machine words.

On Sat, Aug 1, 2020, 16:49 Serge Hulne <serge.hu...@gmail.com> wrote:

> ```
> package main
>
> import (
>     "fmt"
> )
>
> func f(s *string) {
>     a := "Hello"
>     b := "Hello"
>     c := "bye"
>     d := a
>     fmt.Printf("pa: %p\n", &a)
>     fmt.Printf("pb: %b\n", &b)
>     fmt.Printf("pc: %v\n", &c)
>     fmt.Printf("pd: %v\n", &d)
>     fmt.Printf("p(f(u)): %p\n", s)
> }
>
> func main() {
>     u := "test"
>     fmt.Printf("pu: %p\n", &u)
>     f(&u)
> }
> ```
>
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