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<?php $f = preg_split('!_([a-z0-9]+)$!i', 'VLR_META_novo[100_200]', 0, PREG_SPLIT_DELIM_CAPTURE); var_dump($f);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/ePYq5
function name:  (null)
number of ops:  11
compiled vars:  !0 = $f
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   INIT_FCALL                                               'preg_split'
          1        SEND_VAL                                                 '%21_%28%5Ba-z0-9%5D%2B%29%24%21i'
          2        SEND_VAL                                                 'VLR_META_novo%5B100_200%5D'
          3        SEND_VAL                                                 0
          4        SEND_VAL                                                 2
          5        DO_ICALL                                         $1      
          6        ASSIGN                                                   !0, $1
    5     7        INIT_FCALL                                               'var_dump'
          8        SEND_VAR                                                 !0
          9        DO_ICALL                                                 
         10      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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