JavaScript - Math exp Method

Description

This method returns E^x, where x is the argument, and E is Euler's constant, the base of the natural logarithms.

Syntax

Its syntax is as follows −

Math.exp( x ) ;

Parameter Details

x − A numbers.

Return Value

Returns the exponential value of the variable x.

Example

Try the following example program.

Live Demo

<html>   
   <head>
      <title>JavaScript Math exp() Method</title>
   </head>
   
   <body>      
      <script type = "text/javascript">
         var value = Math.exp(1);
         document.write("First Test Value : " + value );
         
         var value = Math.exp(30);
         document.write("<br />Second Test Value : " + value ); 
         
         var value = Math.exp(-1);
         document.write("<br />Third Test Value : " + value ); 
         
         var value = Math.exp(.5);
         document.write("<br />Fourth Test Value : " + value ); 
      </script>      
   </body>
</html>

Output

First Test Value : 2.718281828459045
Second Test Value : 10686474581524.482
Third Test Value : 0.3678794411714424
Fourth Test Value : 1.6487212707001282

javascript_math_object.htm