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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<title>Make the First Character of a String Uppercase in JavaScript</title>
</head>
<body>
 Note: Click the "Show Output" button or refresh the page to run the test again.
 <hr>
	<script>
 // Define function to capitalize the first letter of a string
 function capitalizeFirstLetter(string){
 return string.charAt(0).toUpperCase() + string.slice(1);
 }
 
 // Calling function and display the result
 var str1 = 'hi there!';
 str1 = capitalizeFirstLetter(str1);
 document.write('' + str1 + ''); // Print: Hi there!
 
 var str2 = 'the Gods must be crazy.';
 str2 = capitalizeFirstLetter(str2);
 document.write('' + str2 + ''); // Print: The Gods must be crazy.
 
 var str3 = '/app/index.html';
 str2 = capitalizeFirstLetter(str3);
 document.write('' + str3 + ''); // Print: /app/index.html
 </script> 
</body>
</html>

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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<title>Make the First Character of a String Uppercase in JavaScript</title>
</head>
<body>
    <p><strong>Note:</strong> Click the "Show Output" button or refresh the page to run the test again.</p>
    <hr>
    <script>
        // Define function to capitalize the first letter of a string
        function capitalizeFirstLetter(string){
            return string.charAt(0).toUpperCase() + string.slice(1);
        }
        
        // Calling function and display the result
        var str1 = 'hi there!';
        str1 = capitalizeFirstLetter(str1);
        document.write('<p>' + str1 + '</p>'); // Print: Hi there!
        
        var str2 = 'the Gods must be crazy.';
        str2 = capitalizeFirstLetter(str2);
        document.write('<p>' + str2 + '</p>'); // Print: The Gods must be crazy.
        
        var str3 = '/app/index.html';
        str2 = capitalizeFirstLetter(str3);
        document.write('<p>' + str3 + '</p>'); // Print: /app/index.html
    </script>    
</body>
</html>  