Use classes as keys in associative array

[ikod]

On Saturday, 6 June 2020 at 16:49:29 UTC, JN wrote:
> Is it possible to use different class instances as keys for 
> associative array, but compare them by the contents? I tried to 
> override opEquals but it doesn't seem to work. Basically I'd

May be wrong, but probably you have to override opEquals to 
Object, not to another class instance.