# Hiding and showing cells You can hide and show the code and/or output of one or all cells in a notebook. This allows you to pull the attention towards the insights that matter, keeping all of your data cleaning and theming plumbing out of sight. The code and output of a cell that you hide won’t be visible in [reader mode](https://workspace-docs.datacamp.com/work/reader-mode). To hide the code portion of a code or SQL cell, click the 'eye' icon that appears next to the code:

Result of hiding the code portion of a cell

To hide the output portion of a cell, click the 'eye' icon that appears next to the output.

Result of hiding the output portion of a cell

You can also hide both the code and the output, which collapses the entire cell into a line. Multiple adjacent hidden cells will also show up as one line.