> `proc add(this: JotzCollection, name: string, note: string)` `this` must be a `var` if you want to modify it:
`proc add(this: var JotzCollection, name: string, note: string)`
> `proc add(this: JotzCollection, name: string, note: string)` `this` must be a `var` if you want to modify it:
`proc add(this: var JotzCollection, name: string, note: string)`