Method len

crates/c-api/include/wasmtime/_arrayref_class.hh:52–58

Get the length of the array.

  /// Get the length of the array.
  Result<uint32_t> len(Store::Context cx) const {
    uint32_t out;
    auto *err = wasmtime_arrayref_len(cx.capi(), &raw, &out);
    if (err)
      return Result<uint32_t>(Error(err));
    return Result<uint32_t>(out);
  }

  /// Read an element from the array.
  Result<Val> get(Store::Context cx, uint32_t index) const;