simple-squiggle/node_modules/mathjs/docs/reference/functions/fix.md

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<!-- Note: This file is automatically generated from source code comments. Changes made in this file will be overridden. -->
# Function fix
Round a value towards zero.
For matrices, the function is evaluated element wise.
## Syntax
```js
math.fix(x)
```
### Parameters
Parameter | Type | Description
--------- | ---- | -----------
`x` | number &#124; BigNumber &#124; Fraction &#124; Complex &#124; Array &#124; Matrix | Number to be rounded
`n` | number &#124; BigNumber &#124; Array | Number of decimals Default value: 0.
### Returns
Type | Description
---- | -----------
number &#124; BigNumber &#124; Fraction &#124; Complex &#124; Array &#124; Matrix | Rounded value
### Throws
Type | Description
---- | -----------
## Examples
```js
math.fix(3.2) // returns number 3
math.fix(3.8) // returns number 3
math.fix(-4.2) // returns number -4
math.fix(-4.7) // returns number -4
math.fix(3.12, 1) // returns number 3.1
math.fix(3.18, 1) // returns number 3.1
math.fix(-4.12, 1) // returns number -4.1
math.fix(-4.17, 1) // returns number -4.1
const c = math.complex(3.22, -2.78)
math.fix(c) // returns Complex 3 - 2i
math.fix(c, 1) // returns Complex 3.2 - 2.7i
math.fix([3.2, 3.8, -4.7]) // returns Array [3, 3, -4]
math.fix([3.2, 3.8, -4.7], 1) // returns Array [3.2, 3.8, -4.7]
```
## See also
[ceil](ceil.md),
[floor](floor.md),
[round](round.md)