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<?php $operators = [">0", ">=1", "==12", "<9", "<=1", "!=4"]; print_r(array_map(function($v) { return preg_replace('/[^\D]/', '', $v); }, $operators));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/ECN3R
function name:  (null)
number of ops:  10
compiled vars:  !0 = $operators
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, <array>
    4     1        INIT_FCALL                                               'print_r'
          2        INIT_FCALL                                               'array_map'
          3        DECLARE_LAMBDA_FUNCTION                          ~2      [0]
    6     4        SEND_VAL                                                 ~2
          5        SEND_VAR                                                 !0
    4     6        DO_ICALL                                         $3      
    6     7        SEND_VAR                                                 $3
    4     8        DO_ICALL                                                 
    6     9      > RETURN                                                   1


Dynamic Functions:
Dynamic Function 0
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/ECN3R
function name:  {closure}
number of ops:  8
compiled vars:  !0 = $v
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    4     0  E >   RECV                                             !0      
    5     1        INIT_FCALL                                               'preg_replace'
          2        SEND_VAL                                                 '%2F%5B%5E%5CD%5D%2F'
          3        SEND_VAL                                                 ''
          4        SEND_VAR                                                 !0
          5        DO_ICALL                                         $1      
          6      > RETURN                                                   $1
    6     7*     > RETURN                                                   null

End of Dynamic Function 0

Generated using Vulcan Logic Dumper, using php 8.0.0


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