Hi regex experts, I’m searching for a regular expression for PHP’s preg_replace() in order to adjust concatenated strings (no multi-line). These strings are fragments in German which form a sentence and therefore need to be (automatically) edited to adhere to grammar conventions. Roughly speaking, the regular expression should ...

In the following string: <div class="x" bla bla bla <div class="x" bla bla bla <div class="x" bla bla bla EXAMPLE STRING  I want to match: <div class="x" bla bla bla EXAMPLE STRING NOT <div class="x" bla bla bla <div class="x" bla bla bla <div ...

Sorry for committing thread necromancy, but I had some time on my hands and this post had no answer . My idea of a regex for this problem looks like this: (?is)<meta\s[^>]*\bcontent\s*=\s*(['"])?((?(1)(?!\1).*?|[^\s>]*))(?(1)\1) In PHP you would do something like: $pattern = ...