3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo preg_replace( '#\[country ln=(.*?)\] | \[cn=(.*?)\](.*?)\[/cn\] | \[/country\] | ,\s*#xie', "(('$1')?'$1:<br />':'').(('$2')?'<img src=\"$2.png\" border=\"0\" alt=\"$3\" class=\"ui-icon-country\" />$3':'')", '[country ln=COUNTRIES][cn=us]USA[/cn], [cn=hu]Hungary[/cn], [cn=ru]Russia[/cn], [cn=gb]Great Britain[/cn][/country]' );
Output for 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Warning: preg_replace(): The /e modifier is no longer supported, use preg_replace_callback instead in /in/IlNJX on line 2
Output for 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28
Warning: preg_replace(): The /e modifier is no longer supported, use preg_replace_callback instead in /in/IlNJX on line 5
Output for 5.5.0 - 5.5.38, 5.6.0 - 5.6.40
Deprecated: preg_replace(): The /e modifier is deprecated, use preg_replace_callback instead in /in/IlNJX on line 6 [country ln=COUNTRIES]<img src="us.png" border="0" alt="USA" class="ui-icon-country" />USA<img src="hu.png" border="0" alt="Hungary" class="ui-icon-country" />Hungary<img src="ru.png" border="0" alt="Russia" class="ui-icon-country" />Russia<img src="gb.png" border="0" alt="Great Britain" class="ui-icon-country" />Great Britain
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45
[country ln=COUNTRIES]<img src="us.png" border="0" alt="USA" class="ui-icon-country" />USA<img src="hu.png" border="0" alt="Hungary" class="ui-icon-country" />Hungary<img src="ru.png" border="0" alt="Russia" class="ui-icon-country" />Russia<img src="gb.png" border="0" alt="Great Britain" class="ui-icon-country" />Great Britain

preferences:
339.25 ms | 403 KiB | 460 Q