# DefaultRunner

Runner that caches the AST in memory

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- Since [5.1.0](https://github.com/getkirby/kirby/releases/tag/5.1.0)
- Full class name: `Kirby\Query\Runners\DefaultRunner`
- Source: <https://github.com/getkirby/kirby/tree/5.5.3/src/Query/Runners/DefaultRunner.php#L20>

<unstable-notice>
`DefaultRunner` has been **marked as unstable**. It might be changed in a future Kirby major or minor release without being considered a breaking change. Use with caution.
</unstable-notice>

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### DefaultRunner

- [new DefaultRunner()](https://getkirby.com/docs/reference/objects/query-runners/default-runner/__construct.md)
- [DefaultRunner::for()](https://getkirby.com/docs/reference/objects/query-runners/default-runner/for.md)
- [$defaultRunner->run()](https://getkirby.com/docs/reference/objects/query-runners/default-runner/run.md)