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<?php trait foo { } class foo { } class bar extends foo { use foo; } print_r(class_uses(new bar)); print_r(class_uses('bar'));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/cPDPn
function name:  (null)
number of ops:  17
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   DECLARE_CLASS                                            'foo'
    4     1        DECLARE_CLASS                                            'bar', 'foo'
    8     2        INIT_FCALL                                               'print_r'
          3        INIT_FCALL                                               'class_uses'
          4        NEW                                              $0      'bar'
          5        DO_FCALL                                      0          
          6        SEND_VAR                                                 $0
          7        DO_ICALL                                         $2      
          8        SEND_VAR                                                 $2
          9        DO_ICALL                                                 
   10    10        INIT_FCALL                                               'print_r'
         11        INIT_FCALL                                               'class_uses'
         12        SEND_VAL                                                 'bar'
         13        DO_ICALL                                         $4      
         14        SEND_VAR                                                 $4
         15        DO_ICALL                                                 
         16      > RETURN                                                   1

Class foo: [no user functions]
Class foo: [no user functions]
Class bar: [no user functions]

Generated using Vulcan Logic Dumper, using php 8.0.0


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