JavaScript String - toUpperCase() Method

Description

This method returns the calling string value converted to uppercase.

Syntax

Its syntax is as follows −

string.toUpperCase( )

Return Value

Returns a string representing the specified object.

Example

Try the following example.

Live Demo

<html>
   <head>
      <title>JavaScript String toUpperCase() Method</title>
   </head>
   
   <body>  
      <script type = "text/javascript">
         var str = "Apples are round, and Apples are Juicy.";
         document.write(str.toUpperCase( ));
      </script>      
   </body>
</html>

Output

APPLES ARE ROUND, AND APPLES ARE JUICY.

javascript_strings_object.htm