JavaScript String toUpperCase() Method

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JavaScript String toUpperCase() Method

The toUpperCase() method returns the calling string value converted to upper case.

Note: This method does not alter the original string.


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<!DOCTYPE html> <html> <body> <script> var str = "My Name is John MR"; var result = str.toUpperCase(); document.write(result); </script> </body> </html>



Return Value

StringReturns a new string representing the calling string converted to upper case.


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