Unicode

Learn all about the codePointAt() method in JavaScript for strings. The codePointAt() method was introduced in ES2015 to handle Unicode characters that cannot be represented by a single 16-bit Unicode unit, but require two instead. Unlike the charCodeAt() method, which retrieves the first and second 16-bit parts separately and then combines them, the codePointAt() method allows you to obtain the entire character with a single call. Let’s take a Chinese character “𠮷” as an example....

In this article, we will explore how to effectively work with Unicode in JavaScript. We will cover topics such as Unicode encoding of source files, how JavaScript uses Unicode internally, using Unicode characters in a string, normalization, emojis, getting the proper length of a string, ES6 Unicode code point escapes, and encoding ASCII characters. Unicode Encoding of Source Files When working with JavaScript, it’s important to specify the Unicode encoding of your source files, especially if you plan to use non-ASCII characters....