PHP regex generator

Question

I have now got a working regex string for the below needed criteria:

a one line php-ready regex that encompasses a number of keywords, and keyterms and wi

Answer 1

I have written a function for you here:

I got the permutations function from:

http://www.hashbangcode.com/blog/getting-all-permutations-array-php-74.html

But I would recommend to find a better function and use another one since just at first glance this one is pretty ugly since it increments $i to 10,000 no matter what.

Also, here is a codepad for the code:

http://codepad.org/nUhFwKz1

Let me know if there is something wrong with it!