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<?php var_dump(NULL < 1); var_dump(NULL == 0); var_dump(NULL < 0); var_dump(NULL < -1); var_dump(NULL > -1);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/AIGdB
function name:  (null)
number of ops:  16
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   INIT_FCALL                                               'var_dump'
          1        SEND_VAL                                                 <true>
          2        DO_ICALL                                                 
    4     3        INIT_FCALL                                               'var_dump'
          4        SEND_VAL                                                 <true>
          5        DO_ICALL                                                 
    5     6        INIT_FCALL                                               'var_dump'
          7        SEND_VAL                                                 <false>
          8        DO_ICALL                                                 
    6     9        INIT_FCALL                                               'var_dump'
         10        SEND_VAL                                                 <true>
         11        DO_ICALL                                                 
    7    12        INIT_FCALL                                               'var_dump'
         13        SEND_VAL                                                 <false>
         14        DO_ICALL                                                 
         15      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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