3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo preg_replace('/#(?:([\'"]).*\1|\S+)/', '<$0>', 'Добрый день. url=http://test.ru/test.php#interest Интересует регулярка, которая будет выбирать из текста теги, вида: #ТЕГ, #"что угодно" и #\'что угодно\'.');
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/tCsSX
function name:  (null)
number of ops:  7
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   INIT_FCALL                                               'preg_replace'
          1        SEND_VAL                                                 '%2F%23%28%3F%3A%28%5B%27%22%5D%29.%2A%5C1%7C%5CS%2B%29%2F'
          2        SEND_VAL                                                 '%3C%240%3E'
          3        SEND_VAL                                                 '%D0%94%D0%BE%D0%B1%D1%80%D1%8B%D0%B9+%D0%B4%D0%B5%D0%BD%D1%8C.+url%3Dhttp%3A%2F%2Ftest.ru%2Ftest.php%23interest+%D0%98%D0%BD%D1%82%D0%B5%D1%80%D0%B5%D1%81%D1%83%D0%B5%D1%82+%D1%80%D0%B5%D0%B3%D1%83%D0%BB%D1%8F%D1%80%D0%BA%D0%B0%2C+%D0%BA%D0%BE%D1%82%D0%BE%D1%80%D0%B0%D1%8F+%D0%B1%D1%83%D0%B4%D0%B5%D1%82+%D0%B2%D1%8B%D0%B1%D0%B8%D1%80%D0%B0%D1%82%D1%8C+%D0%B8%D0%B7+%D1%82%D0%B5%D0%BA%D1%81%D1%82%D0%B0+%D1%82%D0%B5%D0%B3%D0%B8%2C+%D0%B2%D0%B8%D0%B4%D0%B0%3A+%23%D0%A2%D0%95%D0%93%2C+%23%22%D1%87%D1%82%D0%BE+%D1%83%D0%B3%D0%BE%D0%B4%D0%BD%D0%BE%22+%D0%B8+%23%27%D1%87%D1%82%D0%BE+%D1%83%D0%B3%D0%BE%D0%B4%D0%BD%D0%BE%27.'
          4        DO_ICALL                                         $0      
          5        ECHO                                                     $0
          6      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
158.45 ms | 1394 KiB | 15 Q