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1 Answer
Samual Sam

The valueOf() function accepts a Number object and returns the number (primitive) wrapped by the given object.

Syntax

Its Syntax is as follows

num.valueOf(num); 

Example

Live Demo

<html>
   <head>
      <title>JavaScript Example</title>
   </head>
   <body>
      <script type="text/javascript">
         var num = 215;          
         result = num.toString(16);
         document.write("Result: " + result);
      </script>
   </body>
</html>

Output

Result: d7

Example

Live Demo

<html>
   <head>
      <title>JavaScript Example</title>
   </head>
   <body>
      <script type="text/javascript">
         var num = 215;          
         result = num.toString(16);
         document.write("Result: " + result);
         document.write("<br>");
         document.write("Result: " + num.valueOf(0));
         document.write("<br>");
         document.write("Result: " + num.valueOf(-16)); 
         document.write("<br>");
         document.write("Result: " + num.valueOf());  
         document.write("<br>");
         var dat = 0/0;
         document.write("Result: " + dat.valueOf(16));    
      </script>
   </body>
</html>

Output

Result: d7
Result: 215
Result: 215
Result: 215
Result: NaN

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