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<?php $string = '23.08.18=&22.08.18=&21.08.18='; parse_str($string, $out); var_export(str_replace('_', '.', array_keys($out)));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/DIugX
function name:  (null)
number of ops:  17
compiled vars:  !0 = $string, !1 = $out
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, '23.08.18%3D%2622.08.18%3D%2621.08.18%3D'
    3     1        INIT_FCALL                                               'parse_str'
          2        SEND_VAR                                                 !0
          3        SEND_REF                                                 !1
          4        DO_ICALL                                                 
    4     5        INIT_FCALL                                               'var_export'
          6        INIT_FCALL                                               'str_replace'
          7        SEND_VAL                                                 '_'
          8        SEND_VAL                                                 '.'
          9        INIT_FCALL                                               'array_keys'
         10        SEND_VAR                                                 !1
         11        DO_ICALL                                         $4      
         12        SEND_VAR                                                 $4
         13        DO_ICALL                                         $5      
         14        SEND_VAR                                                 $5
         15        DO_ICALL                                                 
         16      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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