nushell/docs/commands/update_cells.md

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---
title: update cells
layout: command
version: 0.59.0
---
Update the table cells.
## Signature
```> update cells (block) --columns```
## Parameters
- `block`: the block to run an update for each cell
- `--columns {table}`: list of columns to update
## Examples
Update the zero value cells to empty strings.
```shell
> [
["2021-04-16", "2021-06-10", "2021-09-18", "2021-10-15", "2021-11-16", "2021-11-17", "2021-11-18"];
[ 37, 0, 0, 0, 37, 0, 0]
] | update cells {|value|
if $value == 0 {
""
} else {
$value
}
}
```
Update the zero value cells to empty strings in 2 last columns.
```shell
> [
["2021-04-16", "2021-06-10", "2021-09-18", "2021-10-15", "2021-11-16", "2021-11-17", "2021-11-18"];
[ 37, 0, 0, 0, 37, 0, 0]
] | update cells -c ["2021-11-18", "2021-11-17"] {|value|
if $value == 0 {
""
} else {
$value
}
}
```