Determines the arcsine of a number. The arcsine is the angle

whose sine is number.

Lucee Function Reference

## Function *ASIN*

## Example

asin(number number):number

## Arguments

The arguments for this function are set. You can not use other arguments except the following ones.

Name | Type | Required | Description |
---|---|---|---|

number | number | Yes | Sine of an angle. The value must be between -1 and 1, inclusive. |