The JavaScript math asin() method is used to get the arcsine of a number in radians. It returns NaN if the number is not in the range of -1 to 1.
Syntax:
Math.asin(n)
Parameters
n: It represents the number whose arcsine has to be get.
Returns
Arcsine of a number
Example:
<!DOCTYPE html> <html> <body> <script> document.writeln(Math.asin(1)); </script> </body> </html>