Introduction to Math. asin () in JavaScript, arcsin Function

Source: Internet
Author: User
Tags asin

Introduction to Math. asin () in JavaScript, arcsin Function

This method returns the arc sine of The radian number. The ASIN method returns a value between-1 to 1, x-pi/2, and PI/2 radian. If the number value exceeds this range, NaN is returned.
Syntax

Math.asin( x ) ;

The following is the detailed information about the parameters:

  • X: a number

Return Value:

Returns the arc sine of a radian number.
Example:

This produces the following results:

First Test Value : -1.5707963267948965Second Test Value : 0Third Test Value : NaNFourth Test Value : NaN 

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