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String.CharCodeAt Example

Description: Illustrates the JavaScript syntax for the String CharCodeAt .

Syntax: string.CharCodeAt(index) – Returns the character at the specified index – index is required. 0 is the first character and the last character in a string is string.length-1.

String.CharCodeAt Example Code:

< !DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
 
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
    <title>IdealProgrammer.com: String.CharCodeAt Method</title>
    <!-- 
    ***************************************************
    * This example is from http://idealprogrammer.com *
    ***************************************************
    -->
    <script type="text/javascript" >
        //    charCodeAt(index) 	Returns the Unicode of the character at the specified index
        var strcharCodeAt = "This is a string.";
        document.write("strcharCodeAt(0): " + strcharCodeAt.charCodeAt(0) + "<br />");
        document.write("strcharCodeAt.charCodeAt(strcharCodeAt.length - 1): " + strcharCodeAt.charCodeAt(strcharCodeAt.length - 1) + "<br />");
 
 
 
</script>
</head>
<body>
 
</body>
</html>