preg_match all paragraphs in a string

Question

The following string contains multiple

tags. I want to match the contents of each of the

with a pattern, and if it matches, I want

Answer 1

• Create a capture group on the

  tag

• Use preg_replace

https://regex101.com/r/nE5pT1/1

$str = "
para 1
نص عربي أو فارسي
para3
"; 
$result = preg_replace("/(
)[\\x{0590}-\\x{05ff}\\x{0600}-\\x{06ff}]/u", "
", $str, 1);