In this context, this number plus syntax short-circuit more than or equal,
so
a 99+
is same as
a >= 99
On Thursday, April 23, 2020 at 11:43:32 PM UTC+7, Ian Lance Taylor wrote:
>
> On Thu, Apr 23, 2020 at 8:48 AM anon notmyfault64 <bagas...@gmail.com
> <javascript:>> wrote:
> >
> > Many times outside programming we use "number plus" postfix syntax to
> denote more than or equal, for example:
> >
> > a 99+
> >
> > But why isn't there such syntax above in all programming languages,
> including Go? That is, why does following code not compile with invalid
> syntax error?
> >
> > var r int = 18
> >
> > if r 13+ {
> > fmt.Println("Hooray! We are teen! We can do anything!")
> > } else {
> > fmt.Println("Oh No! We are still child, so we need parental
> control!")
> > }
>
> I don't see the advantage over writing r >= 13.
>
> It's not useful for a programming language to have multiple ways of
> writing the exact same thing. Of course, any language does have
> multiple ways of doing some things, but there is should always be a
> reason for it. I don't see a reason for this one.
>
> For what it's worth, I'm not familiar with the "a 99+" notation. I
> would not know what that meant without an explanation.
>
> Ian
>
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