The article briefly mentions JavaScript, which uses something similar to UTF-16/UCS-2: http://mathiasbynens.be/notes/javascript-encoding> http://mathiasbynens.b

The article briefly mentions JavaScript, which uses something similar to UTF-16/UCS-2: http://mathiasbynens.be/notes/javascript-encoding> http://mathiasbynens.be/notes/javascript-encoding> Here’s a slightly more in-depth blog post on the many issues this causes, and how to avoid them in JavaScript: http://mathiasbynens.be/notes/javascript-unicode http://mathiasbynens.be/notes/javascript-unicode Some of these problems are briefly mentioned in the above post, too.