# TO_RADIANS

The TO_RADIANS function converts a numerical value from degrees to radians.

## Syntax

`TO_RADIANS(number)`

### Parameters

#### number

This is the input value. It can be a single or multi-valued column or an expression.

## Examples

```esql
ROW deg = [90.0, 180.0, 270.0]
| EVAL rad = TO_RADIANS(deg)
```

```esql
ROW angle_deg = 45.0
| EVAL angle_rad = TO_RADIANS(angle_deg)
```
