A utility function to avoid type errors when traversing over arrays and object properties.

Elvis operator (aka safe navigation) implementation with typescript plugin.

Elvis Operator an alternative to Optional Operator

Tiny helper to safe navigation into objects

Projeto Android (in, ?: - Elvis - e Parcelable API) do artigo

Projeto Kotlin Android (apêndice E) do livro "Desenvolvedor Kotlin Android"

Estudando os fundamentos de kotlin