# Starknet data types
// TODO: add `starknet-rust-core` documentation
## Benchmark
These results were generated on the author's machine with _Apple M3 Max_ running _macOS 14.5_.
For instructions on running the benchmarks yourself, check out [this page](../BENCHMARK.md).
### Native
```log
cairo0_class_hash time: [9.1665 ms 9.1690 ms 9.1718 ms]
sierra_class_hash time: [6.6931 ms 6.6944 ms 6.6958 ms]
```
### WebAssembly
_(Results are only provided for `wasmtime` here. Check out the [benchmark page](../BENCHMARK.md) for running the benchmark on other runtimes)._
Runtime version:
```console
$ wasmtime --version
wasmtime-cli 21.0.1 (cedf9aa0f 2024-05-22)
```
`wasmtime` results:
```log
cairo0_class_hash time: [36.515 ms 36.526 ms 36.538 ms]
sierra_class_hash time: [22.550 ms 22.557 ms 22.567 ms]
```