Javascript Math - sin Method

Description:

This method returns the sine of a number. The sin method returns a numeric value between -1 and 1, which represents the sine of the argument.

Syntax:

Math.sin( x ) ;

Here is the detail of parameters:

x: A number

Return Value:

Returns the sine of a number.

Example:

<html>
<head>
<title>JavaScript Math sin() Method</title>
</head>
<body>
<script type="text/javascript">

var value = Math.sin( 0.5 );
document.write("First Test Value : " + value ); 
  
var value = Math.sin( 90 );
document.write("<br />Second Test Value : " + value ); 

var value = Math.sin( 1 );
document.write("<br />Third Test Value : " + value ); 

var value = Math.sin( Math.PI/2 );
document.write("<br />Fourth Test Value : " + value ); 
</script>
</body>
</html>

This will produce following result:

First Test Value : 0.479425538604203
Second Test Value : 0.8939966636005578
Third Test Value : 0.8414709848078965
Fourth Test Value : 1

To understand it in better way you can Try it yourself.