---
title: "column · RUAL Documentation"
description: "Bootstrap columns divide a row by 12. The given class defines how wide the column spans"
canonical: https://docs.rual.nl/block-types/Component%20UI/component_bootstrap_grid_column
language: en
---

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# column

This block is part of the [`Component UI`](https://docs.rual.nl/block-types/Component%20UI) group and was last modified in core [`v10.4.28`](https://docs.rual.nl/core-versions/100428).

## Parent Requirements

This block requires specific parent elements: `component_bootstrap_grid_row`, `uicomponent_foreach_return`, `uicomponent_dynamic_content_update`, `uicomponent_branch`, `uicomponent_switch`. Ensure this block is placed within the appropriate parent context.

Bootstrap columns divide a row by 12. The given class defines how wide the column spans

- content required `uicomponent`

- uicomponent `uicomponent`

A typical wiring for [column](https://docs.rual.nl/block-types/Component%2520UI/component_bootstrap_grid_column): the `uicomponent` out pin feeds [build PDF](https://docs.rual.nl/block-types/files/file_generate_pdf).

[![Studio canvas example for the column block: typical wiring for column.](https://docs.rual.nl/canvas-examples/component_bootstrap_grid_column.png)](https://docs.rual.nl/canvas-examples/component_bootstrap_grid_column.png?v=3)

## Version history

Introduced in [`v10.4.28`](https://docs.rual.nl/core-versions/100428).

- [Back to `Component UI`](https://docs.rual.nl/block-types/Component%20UI): Return to the main group to view all sub-groups

- [Back to `grid`](https://docs.rual.nl/block-types/Component%20UI?group=grid): Return to the group to view all blocks within this group

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