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<?php $s=''; $s++; var_dump($s); var_dump(str_increment($s)); var_dump(str_increment('')); var_dump(str_decrement(''));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/8jhPc
function name:  (null)
number of ops:  24
compiled vars:  !0 = $s
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, ''
    4     1        PRE_INC                                                  !0
    5     2        INIT_FCALL                                               'var_dump'
          3        SEND_VAR                                                 !0
          4        DO_ICALL                                                 
    6     5        INIT_FCALL                                               'var_dump'
          6        INIT_FCALL                                               'str_increment'
          7        SEND_VAR                                                 !0
          8        DO_ICALL                                         $4      
          9        SEND_VAR                                                 $4
         10        DO_ICALL                                                 
    7    11        INIT_FCALL                                               'var_dump'
         12        INIT_FCALL                                               'str_increment'
         13        SEND_VAL                                                 ''
         14        DO_ICALL                                         $6      
         15        SEND_VAR                                                 $6
         16        DO_ICALL                                                 
    8    17        INIT_FCALL                                               'var_dump'
         18        INIT_FCALL                                               'str_decrement'
         19        SEND_VAL                                                 ''
         20        DO_ICALL                                         $8      
         21        SEND_VAR                                                 $8
         22        DO_ICALL                                                 
         23      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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