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  1. Data Structures - Janet Lang

    To update a mutable data structure, use the put function. It takes 3 arguments, the data structure, the key, and the value, and returns …

  2. Data Structures - janet-lang.org

    For tables and structs, in behaves identically to get. ... To update a mutable data structure, use the put function. It takes 3 …

  3. Buffers - janet-lang.org

    Buffers in Janet are the mutable version of strings. Since strings in Janet can hold any sequence of bytes, including zeros, buffers …

  4. Buffers - janet-lang.org

    Buffers in Janet are the mutable version of strings. Since strings in Janet can hold any sequence of bytes, including zeros, buffers …

  5. Janet Programming Language

    May 9, 2026 · Janet is a functional and imperative programming language. It runs on Windows, Linux, macOS, and should run on …

  6. Table C API - janet-lang.org

    Janet is a functional and imperative programming language. It runs on Windows, Linux, macOS, FreeBSD and *nix.

  7. Arrays - janet-lang.org

    Arrays are also mutable, meaning that values can be added or removed in place. Many functions in the Janet core library will also …

  8. Syntax and the Parser - janet-lang.org

    Buffers are similar to strings except they are mutable data structures. Strings in Janet cannot be mutated after being created, …

  9. Arrays - janet-lang.org

    Arrays are a central datatype in Janet. Arrays are values that contain a sequence of other values, indexed from 0. Arrays are also …

  10. Syntax and the Parser - Janet Lang

    Feb 2, 2020 · Buffers are similar to strings except they are mutable data structures. Strings in janet cannot be mutated after being …