[Home](./index.md) > [kibana-plugin-plugins-expressions-public](./kibana-plugin-plugins-expressions-public.md) > [ExecutionParams](./kibana-plugin-plugins-expressions-public.executionparams.md) > [debug](./kibana-plugin-plugins-expressions-public.executionparams.debug.md) ## ExecutionParams.debug property Whether to execute expression in \*debug mode\*. In \*debug mode\* inputs and outputs as well as all resolved arguments and time it took to execute each function are saved and are available for introspection. Signature: ```typescript debug?: boolean; ```