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<?php $text = "I went to the dog park yesterday and saw @dog4 playing with @dog8 and @dog3 drinking water -- poor @dog33."; preg_match_all('/@(\w+)/', $text, $mentions); var_export($mentions[0]);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/O9v37
function name:  (null)
number of ops:  11
compiled vars:  !0 = $text, !1 = $mentions
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, 'I+went+to+the+dog+park+yesterday+and+saw+%40dog4+playing+with+%40dog8+and+%40dog3+drinking+water+--+poor+%40dog33.'
    5     1        INIT_FCALL                                               'preg_match_all'
          2        SEND_VAL                                                 '%2F%40%28%5Cw%2B%29%2F'
          3        SEND_VAR                                                 !0
          4        SEND_REF                                                 !1
          5        DO_ICALL                                                 
    6     6        INIT_FCALL                                               'var_export'
          7        FETCH_DIM_R                                      ~4      !1, 0
          8        SEND_VAL                                                 ~4
          9        DO_ICALL                                                 
         10      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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