[Home](./index.md) > [@datashaper/react](./react.md) > [TableCommandsProps](./react.tablecommandsprops.md) > [onAddStep](./react.tablecommandsprops.onaddstep.md) ## TableCommandsProps.onAddStep property Signature: ```typescript onAddStep?: (step: Step, output: string | undefined, index: number | undefined) => void; ```