On Sat, Jun 20, 2020 at 8:26 AM T L <tapir....@gmail.com> wrote:
>
> For example, if there is a builtin convertible(from, to) constraint,
> We can define a slice conversion function as
>
> func Convert(type Ta, Tb converitble(Ta, Tb)) (avs []Ta, _Tb) (bvs []Tb) {
> bvs = make([]Tb, 0, len(avs)
> for _, v := range avs {
> bvs = append(bvs, Tb(v))
> }
> return bvs
> }
>
> We can use it as:
>
> iValues := Convert([]int{}{1, 2, 3}, interface{}(nil))
https://go.googlesource.com/proposal/+/refs/heads/master/design/go2draft-type-parameters.md#no-way-to-express-convertability
Ian
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