s/(?<!SHOOTING YOURSELF IN THE )FOOT/HEAD/g Most of us have tried at one time or another to use regular expressions to do things we shouldn’t: parsing HTML, obfuscating code, washing dishes, etc. This is what the technical term “showing off”…
For some, regular expressions provide the chainsaw functionality of the much-touted Perl “Swiss Army knife” metaphor. They are powerful, fast, and very sharp, but like real chainsaws, can be dangerous when used without appropriate safety measures. In this article…
In the previous article, we looked at some of the more intermediate features of regular expressions, including multiline matching, quoting, and interpolation. This time, we’re going to look at more-advanced features. We’ll also look at some modules that can…
Everyone knows that Perl works particularly well as a text processing language, and that it has a great many tools to help the programmer slice and dice text files. Most people know that Perl’s regular expressions are the mainstay…
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