Means: "just ignore the result at the _ position"
On Fri, Nov 4, 2022, 19:02 Jan Mercl <0xj...@gmail.com> wrote:
> On Fri, Nov 4, 2022 at 6:54 PM Canuto <testvari2...@gmail.com> wrote:
>
> > I'm just starting out with go ...
> > I have searched for lights on this string but without success.
> > What does this sign mean " _, err " , what the underscore symbol means
> here ?
> >
> > func generateSalt() string {
> > randomBytes := make([]byte, 16)
> > _, err := rand.Read(randomBytes)
> > if err != nil {
> > return "" }
>
> The language specification is the best place where to look for such
> information: https://go.dev/ref/spec#Blank_identifier
>
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> .
>
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