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JavaScript ToUpperCase

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The JavaScript ToUpperCase method is used to convert the given string into Uppercase letters. The syntax of the JavaScript ToUpperCase function is:

String_Object.ToUpperCase()

JavaScript ToUpperCase Example

The following set of examples will help you understand the JS ToUpperCase Function.

<!DOCTYPE html>
<html>
<head>
    <title> Java Script ToUpperCase </title>
</head>
<body>
    <h1> JavaScript ToUpperCase </h1>
<script>
 var Str1 = "Learn JavaScript at Tutorial Gateway";
 
 var Str3 = Str1.toUpperCase();
 var Str4 = "Hi, This is From JS".toUpperCase();
 var Str5 = "javascript uppercase".toUpperCase();
 
 document.write(" <b> Uppercase Letters are: </b> " + Str3);
 document.write(" <br \> <b> Uppercase Letters are: </b> " + Str4);
 document.write(" <br \> <b> Uppercase Letters are: </b> " + Str5);
</script>
</body>
</html>

OUTPUT

JavaScript ToUpperCase