---
title: "log10"
description: "Returns the logarithm (base 10) of a number."
---

# log10

> Returns the logarithm (base 10) of a number.

**This function is used by Ignition's Expression language.**

## Description
## Syntax
`log10(number)`

### Parameters

| Type | Parameter | Description |
|---|---|---|
| Integer/Float | `number` | The number to get the log base 10 of. |

### Results
**Float** - The log base 10 of the number provided.

## Examples
```python title="Code Snippet"
log10(28) // returns 1.447
```