Regular expression engines


show more Regular expression engines provides you with in-depth training on Developer. Taught by Kevin Skoglund as part of the Using Regular Expressions show less
please wait ...

Regular expression engines

In the last movie, we saw how regular expressions spread to a number of different languages. While most of them are attempting to offer Perl-compatible regular expressions, in reality they're all slightly different, and that makes sense. I mean each one was written by somebody different and has slightly different specifications, and sometimes the differences can be very subtle. Each implementation, or version, of the regex processor can be referred to as an engine. You may also here me call them flavors, because each engine is slightly different as if it comes in a different. Let's take a look at some of the most popular ones.

There's C and C++, Java, JavaScript and ActionScript. We group those together because they're both based on a standard called ECMAScript--that's the European Computer Manufacturers Association, they're the ones who maintain that standard. There's .NET, the .NET family of languages, Perl, PHP, which is based on the PCRE library--Perl Compa...

Regular expression engines
Video duration: 2m 44s 5h 36m Intermediate

Viewers:

Regular expression engines provides you with in-depth training on Developer. Taught by Kevin Skoglund as part of the Using Regular Expressions

Subject:
Developer
Software:
Regular Expressions
Author:
please wait ...