Re: tango -D2 regex

[John Colvin]

On Monday, 16 December 2013 at 07:46:30 UTC, seany wrote:
I dont find any info on backtrack on tango-D2 regex.
For example, I want to match things like

barFOObar

or

bazFOObaz

so I would use, in PCRE, ^(\w*)FOO($1)$, with $1 meaning the 
word (given by \w*  that was matced in the first subpattern 
(\w*)

How to do the samein Tango for D2 (or even phobos for D2)?

FYI if you know your regex at compile-time, the ctRegex in phobos 
is *very* fast.