A `struct` in Rust is a custom data type that can contain multiple fields. Here is an example of a `struct` with one field: This `struct` is called `Point` and it has one field called `x` which is of ...

An example struct instance (Note that the fields don't have to be in the same order as the struct itself): Rust doesn't allow us to mark only certain fields of a struct as mutable, the entire instance ...

これはあくまで初心者の私がざっくり理解のため、至る所で喩え話を入れている。 喩え話は難しい話をすでに知っているものに置き換えるので理解するのに便利だが、厳密性は失われる（だって”異なるもの”に喩えているから）ので、ところどころ厳密に ...