Your answer is here
- https://tip.golang.org/doc/faq#Does_Go_have_a_ternary_form.
On Tuesday, 14 August 2018 22:13:37 UTC+5:30, Mark Volkmann wrote:
>
> I’m new to Go and I imagine the idea of adding a ternary operator to Go
> has been discussed many times. Rather than repeat that, can someone point
> me to a discussion about why Go doesn’t add this? I’m struggling to
> understand why it is desirable to write code like this:
>
> var color
> if temperature > 100 {
> color = “red”
> } else {
> color = “blue”
> }
>
> Instead of this:
>
> var color = temperature > 100 ? “red” : “blue”
>
> Is the ternary really so confusing that it justifies writing 6 lines of
> code instead of 1? I realize I could eliminate two lines like the
> following, but this isn’t a good idea if the values come from function
> calls since there would sometimes be needless function calls.
>
> var color = “blue”
> if temperature > 100 {
> color = “red”
> }
>
> ---
> R. Mark Volkmann
> Object Computing, Inc.
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