Online PHP editor | output for 4nkRh

Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6: Warning: preg_replace(): Compilation failed: missing closing parenthesis at offset 45 in /in/4nkRh on line 9 Warning: Undefined variable $divopt in /in/4nkRh on line 10 <div ><p></p></div>
Output for 7.3.0 - 7.3.31, 7.4.0 - 7.4.33: Warning: preg_replace(): Compilation failed: missing closing parenthesis at offset 45 in /in/4nkRh on line 9 Notice: Undefined variable: divopt in /in/4nkRh on line 10 <div ><p></p></div>
Output for 7.3.32 - 7.3.33: Warning: preg_replace(): Compilation failed: missing closing parenthesis at offset 45 in /in/4nkRh on line 9 <div ><p></p></div>
Output for 5.2.5 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33: Warning: preg_replace(): Compilation failed: missing ) at offset 45 in /in/4nkRh on line 9 Notice: Undefined variable: divopt in /in/4nkRh on line 10 <div ><p></p></div>
Output for 5.0.4 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.4: Warning: preg_replace(): Compilation failed: missing ) at offset 45 in /in/4nkRh on line 9 Notice: Undefined variable: divopt in /in/4nkRh on line 10 <div ><p>https://www.youtube.com/watch?feature=player_embedded&v=M7lc1UVf-VE#!</p></div>
Output for 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.3: Warning: preg_replace(): Compilation failed: missing ) at offset 45 in /in/4nkRh on line 9 Notice: Undefined variable: divopt in /in/4nkRh on line 10 <div ><p>https://www.youtube.com/watch?feature=player_embedded&v=M7lc1UVf-VE#!</p></div>
Output for 4.3.0 - 4.3.10: Warning: Compilation failed: missing ) at offset 45 in /in/4nkRh on line 9 Notice: Undefined variable: divopt in /in/4nkRh on line 10 <div ><p>https://www.youtube.com/watch?feature=player_embedded&v=M7lc1UVf-VE#!</p></div>