36 lines
599 B
Markdown
36 lines
599 B
Markdown
---
|
|
title: math.ilogb() function
|
|
description: The math.ilogb() function returns the binary exponent of `x` as an integer.
|
|
menu:
|
|
v2_0_ref:
|
|
name: math.ilogb
|
|
parent: Math
|
|
weight: 301
|
|
---
|
|
|
|
The `math.ilogb()` function returns the binary exponent of `x` as an integer.
|
|
|
|
_**Output data type:** Integer_
|
|
|
|
```js
|
|
import "math"
|
|
|
|
math.ilogb(x: 123.45)
|
|
|
|
// Returns 6.0
|
|
```
|
|
|
|
## Parameters
|
|
|
|
### x
|
|
The value used in the operation.
|
|
|
|
_**Data type:** Float_
|
|
|
|
## Special cases
|
|
```js
|
|
math.ilogb(x: ±Inf) // Returns MaxInt32
|
|
math.ilogb(x: 0) // Returns MinInt32
|
|
math.ilogb(x: NaN) // Returns MaxInt32
|
|
```
|