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<?php trait tSB_FormFieldObject { } interface iSB_FormFieldObject { } class SB_FormFieldObject implements iSB_FormFieldObject { use tSB_FormFieldObject; public $Test2 = "aa"; } function test($a=null) { echo "trait: " .($a instanceof tSB_FormFieldObject) . PHP_EOL; echo "interface: " .($a instanceof iSB_FormFieldObject) . PHP_EOL; echo "using: " .(is_using($a, "tSB_FormFieldffObject")) . PHP_EOL; echo "instanceof: " .(is_instance_of($a, "tSB_FormFieldfObject")) . PHP_EOL; } function is_using($class, $trait) { return in_array($trait, (new ReflectionClass($class))->getTraitNames()); } function is_instance_of($sub, $super) { $sub = (string)$sub; $super = is_object($super) ? get_class($super) : (string)$super; switch(true) { case $sub === $super; // well ... conformity case is_subclass_of($sub, $super): case in_array($super, class_implements($sub)): return true; default: return false; } } $a = new SB_FormFieldObject(); test($a); ?>
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/DGSG9
function name:  (null)
number of ops:  8
compiled vars:  !0 = $a
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    6     0  E >   DECLARE_CLASS                                            'sb_formfieldobject'
   34     1        NEW                                              $1      'SB_FormFieldObject'
          2        DO_FCALL                                      0          
          3        ASSIGN                                                   !0, $1
   35     4        INIT_FCALL                                               'test'
          5        SEND_VAR                                                 !0
          6        DO_FCALL                                      0          
   36     7      > RETURN                                                   1

Function test:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/DGSG9
function name:  test
number of ops:  24
compiled vars:  !0 = $a
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   11     0  E >   RECV_INIT                                        !0      null
   12     1        INSTANCEOF                                       ~1      !0, 'tSB_FormFieldObject'
          2        CONCAT                                           ~2      'trait%3A+', ~1
          3        CONCAT                                           ~3      ~2, '%0A'
          4        ECHO                                                     ~3
   13     5        INSTANCEOF                                       ~4      !0, 'iSB_FormFieldObject'
          6        CONCAT                                           ~5      'interface%3A+', ~4
          7        CONCAT                                           ~6      ~5, '%0A'
          8        ECHO                                                     ~6
   14     9        INIT_FCALL_BY_NAME                                       'is_using'
         10        SEND_VAR_EX                                              !0
         11        SEND_VAL_EX                                              'tSB_FormFieldffObject'
         12        DO_FCALL                                      0  $7      
         13        CONCAT                                           ~8      'using%3A+', $7
         14        CONCAT                                           ~9      ~8, '%0A'
         15        ECHO                                                     ~9
   15    16        INIT_FCALL_BY_NAME                                       'is_instance_of'
         17        SEND_VAR_EX                                              !0
         18        SEND_VAL_EX                                              'tSB_FormFieldfObject'
         19        DO_FCALL                                      0  $10     
         20        CONCAT                                           ~11     'instanceof%3A+', $10
         21        CONCAT                                           ~12     ~11, '%0A'
         22        ECHO                                                     ~12
   16    23      > RETURN                                                   null

End of function test

Function is_using:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/DGSG9
function name:  is_using
number of ops:  13
compiled vars:  !0 = $class, !1 = $trait
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   17     0  E >   RECV                                             !0      
          1        RECV                                             !1      
   18     2        INIT_FCALL                                               'in_array'
          3        SEND_VAR                                                 !1
          4        NEW                                              $2      'ReflectionClass'
          5        SEND_VAR_EX                                              !0
          6        DO_FCALL                                      0          
          7        INIT_METHOD_CALL                                         $2, 'getTraitNames'
          8        DO_FCALL                                      0  $4      
          9        SEND_VAR                                                 $4
         10        DO_ICALL                                         $5      
         11      > RETURN                                                   $5
   19    12*     > RETURN                                                   null

End of function is_using

Function is_instance_of:
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 43) Position 1 = 6, Position 2 = 9
Branch analysis from position: 6
1 jumps found. (Code = 42) Position 1 = 11
Branch analysis from position: 11
2 jumps found. (Code = 44) Position 1 = 14, Position 2 = 28
Branch analysis from position: 14
2 jumps found. (Code = 44) Position 1 = 19, Position 2 = 28
Branch analysis from position: 19
2 jumps found. (Code = 44) Position 1 = 27, Position 2 = 28
Branch analysis from position: 27
1 jumps found. (Code = 42) Position 1 = 29
Branch analysis from position: 29
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 28
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 28
Branch analysis from position: 28
Branch analysis from position: 9
2 jumps found. (Code = 44) Position 1 = 14, Position 2 = 28
Branch analysis from position: 14
Branch analysis from position: 28
filename:       /in/DGSG9
function name:  is_instance_of
number of ops:  31
compiled vars:  !0 = $sub, !1 = $super
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   20     0  E >   RECV                                             !0      
          1        RECV                                             !1      
   21     2        CAST                                          6  ~2      !0
          3        ASSIGN                                                   !0, ~2
   22     4        TYPE_CHECK                                  256          !1
          5      > JMPZ                                                     ~4, ->9
          6    >   GET_CLASS                                        ~5      !1
          7        QM_ASSIGN                                        ~6      ~5
          8      > JMP                                                      ->11
          9    >   CAST                                          6  ~7      !1
         10        QM_ASSIGN                                        ~6      ~7
         11    >   ASSIGN                                                   !1, ~6
   25    12        IS_IDENTICAL                                             !0, !1
         13      > JMPNZ                                                    ~10, ->28
   26    14    >   INIT_FCALL                                               'is_subclass_of'
         15        SEND_VAR                                                 !0
         16        SEND_VAR                                                 !1
         17        DO_ICALL                                         $11     
         18      > JMPNZ                                                    $11, ->28
   27    19    >   INIT_FCALL                                               'in_array'
         20        SEND_VAR                                                 !1
         21        INIT_FCALL                                               'class_implements'
         22        SEND_VAR                                                 !0
         23        DO_ICALL                                         $12     
         24        SEND_VAR                                                 $12
         25        DO_ICALL                                         $13     
         26      > JMPNZ                                                    $13, ->28
         27    > > JMP                                                      ->29
   28    28    > > RETURN                                                   <true>
   30    29    > > RETURN                                                   <false>
   32    30*     > RETURN                                                   null

End of function is_instance_of

Class tSB_FormFieldObject: [no user functions]
Class iSB_FormFieldObject: [no user functions]
Class SB_FormFieldObject: [no user functions]

Generated using Vulcan Logic Dumper, using php 8.0.0


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