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<?php $a = "[u'N', u'NE', u'MAS4OMC']"; echo $a; preg_match_all("/u'(.+)'/U", $a, $matches); var_dump($matches); echo implode(';', $matches[0]);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/BR6B8
function name:  (null)
number of ops:  17
compiled vars:  !0 = $a, !1 = $matches
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, '%5Bu%27N%27%2C+u%27NE%27%2C+u%27MAS4OMC%27%5D'
    4     1        ECHO                                                     !0
    5     2        INIT_FCALL                                               'preg_match_all'
          3        SEND_VAL                                                 '%2Fu%27%28.%2B%29%27%2FU'
          4        SEND_VAR                                                 !0
          5        SEND_REF                                                 !1
          6        DO_ICALL                                                 
    6     7        INIT_FCALL                                               'var_dump'
          8        SEND_VAR                                                 !1
          9        DO_ICALL                                                 
    7    10        INIT_FCALL                                               'implode'
         11        SEND_VAL                                                 '%3B'
         12        FETCH_DIM_R                                      ~5      !1, 0
         13        SEND_VAL                                                 ~5
         14        DO_ICALL                                         $6      
         15        ECHO                                                     $6
         16      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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