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<?php $b = new \stdClass(); $b->test = function() { return 1; }; var_dump( empty($b->test()) );
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/KqeED
function name:  (null)
number of ops:  13
compiled vars:  !0 = $b
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   NEW                                              $1      'stdClass'
          1        DO_FCALL                                      0          
          2        ASSIGN                                                   !0, $1
    4     3        DECLARE_LAMBDA_FUNCTION                                  '%00%7Bclosure%7D%2Fin%2FKqeED%3A4%240'
          4        ASSIGN_OBJ                                               !0, 'test'
    6     5        OP_DATA                                                  ~5
    8     6        INIT_FCALL                                               'var_dump'
          7        INIT_METHOD_CALL                                         !0, 'test'
          8        DO_FCALL                                      0  $6      
          9        BOOL_NOT                                         ~7      $6
         10        SEND_VAL                                                 ~7
         11        DO_ICALL                                                 
         12      > RETURN                                                   1

Function %00%7Bclosure%7D%2Fin%2FKqeED%3A4%240:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/KqeED
function name:  {closure}
number of ops:  2
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    5     0  E > > RETURN                                                   1
    6     1*     > RETURN                                                   null

End of function %00%7Bclosure%7D%2Fin%2FKqeED%3A4%240

Generated using Vulcan Logic Dumper, using php 8.0.0


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