[Home](./index.md) > [@datashaper/react](./react.md) > [ArqueroDetailsListProps](./react.arquerodetailslistprops.md) > [onRenderGroupHeader](./react.arquerodetailslistprops.onrendergroupheader.md) ## ArqueroDetailsListProps.onRenderGroupHeader property Passthrough to the group header rendering, when using the group by verb Signature: ```typescript onRenderGroupHeader?: GroupHeaderFunction; ```