Record Videos for CS 3520/6520

• Record 1 — intro (4:37)

  Records: expressions that create records, get record fields, and set record fields to produce new records.

• Record 2 — expressions and values (3:47)

  More examples, leading to the revised expression and value datatypes.

• Record 3 — interp (5:43)

  Implementing records with functional update. See record.rkt.

• Record 4 — interp for mutable records (5:24)

  Implementing records with imperative update using Plait’s boxes. See mutable-record.rkt.

• Record 5 — Mutable vs. persistent (2:53)

  Terminology and discussion on two kinds of data-structure APIs.