[PHP] Re: preg_replace anything that isn't WORD

Didn't seem to make it the first time. Shawn McKenzie wrote: > דניאל דנון wrote: >> Lets assume I have the string "cats i saw a cat and a dog" >> i want to strip everything except "cat" and "dog" so the result will be >> "catcatdog", >> using preg_replace. >> >> >> I've tried something like /[^(d

[PHP] Re: preg_replace anything that isn't WORD

דניאל דנון wrote: > Lets assume I have the string "cats i saw a cat and a dog" > i want to strip everything except "cat" and "dog" so the result will be > "catcatdog", > using preg_replace. > > > I've tried something like /[^(dog|cat)]+/ but no success > > What should I do? > Capture everythi