---
title: math.FLOAT_MAX_10_EXP
summary: null
url: >-
  https://www.fastly.com/documentation/reference/vcl/variables/math-constants-limits/math-float-max-10-exp
---

**Type:** INTEGER  
**Access:** read-only, constant

**Available in:** all subroutines

Maximum value in base 10 of the exponent part of the
[`FLOAT`](https://www.fastly.com/documentation/reference/vcl/types/float/) type.

## Floating Point Classifications

| Name                | Value   |
| :------------------ | :------ |
| `math.is_finite`    | `true`  |
| `math.is_infinite`  | `false` |
| `math.is_nan`       | `false` |
| `math.is_normal`    | `true`  |
| `math.is_subnormal` | `false` |

See the documentation on the `FLOAT` type for details on these classifications.