Javascript’s regular expression library is becoming world class, guaranteeing that the odd little pattern language will likely be around for generations to come.

It's been a while since I worked on regexs in JavaScript, but generally the way you do this in most programming languages is to build the regex as a string and then pass it into the regex engine.

That’s what [Low Level JavaScript] points out about regular expressions. Sure, a lot of people think they are scary. So why not write your own regular expression parser and engine ?

The WebKit team has announced its next-generation JavaScript engine, called SquirrelFish Extreme, before the previous SquirrelFish even made it into a shipping product. In the last three months ...

Basically, using the /d flag causes the regex engine to include the start and end of all matching substrings. When the flag is present, the indices property on the exec results will contain a two ...