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How to convert a string into upper case using JavaScript?
To convert a string into upper case, use the JavaScript toUpperCase() method. This method returns the calling string value converted to uppercase.
Example
You can try to run the following code to convert a string into the upper case −
<html> <head> <title>JavaScript String toUpperCase() Method</title> </head> <body> <script> var str = "demo text"; document.write(str.toUpperCase( )); </script> </body> </html>
Published on 18-Jan-2018 12:13:55
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