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<?php date_default_timezone_set("Europe/London"); class Base {}; class Test1 extends Base {}; class Test2 extends Base {}; $base = new Base(); $test_2 = new Test2(); $test_1 = new Test1(); var_dump($base == $test_1); var_dump($base == $test_2); var_dump($test_1 == $test_2); class DateTime1 extends DateTime {}; class DateTime2 extends DateTime {}; class DateTime3 extends DateTime2 {}; $date_1 = new DateTime1("2009-02-12 12:47:41 GMT"); $date_2 = new DateTime2("2009-02-12 12:47:41 GMT"); $date_3 = new DateTime3("2009-02-12 12:47:41 GMT"); var_dump($date_1 == $date_2); var_dump($date_1 == $date_3); var_dump($date_2 == $date_3);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/ckfsl
function name:  (null)
number of ops:  49
compiled vars:  !0 = $base, !1 = $test_2, !2 = $test_1, !3 = $date_1, !4 = $date_2, !5 = $date_3
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   INIT_FCALL                                               'date_default_timezone_set'
          1        SEND_VAL                                                 'Europe%2FLondon'
          2        DO_ICALL                                                 
    9     3        NEW                                              $7      'Base'
          4        DO_FCALL                                      0          
          5        ASSIGN                                                   !0, $7
   10     6        NEW                                              $10     'Test2'
          7        DO_FCALL                                      0          
          8        ASSIGN                                                   !1, $10
   11     9        NEW                                              $13     'Test1'
         10        DO_FCALL                                      0          
         11        ASSIGN                                                   !2, $13
   14    12        INIT_FCALL                                               'var_dump'
         13        IS_EQUAL                                         ~16     !0, !2
         14        SEND_VAL                                                 ~16
         15        DO_ICALL                                                 
   15    16        INIT_FCALL                                               'var_dump'
         17        IS_EQUAL                                         ~18     !0, !1
         18        SEND_VAL                                                 ~18
         19        DO_ICALL                                                 
   16    20        INIT_FCALL                                               'var_dump'
         21        IS_EQUAL                                         ~20     !2, !1
         22        SEND_VAL                                                 ~20
         23        DO_ICALL                                                 
   22    24        NEW                                              $22     'DateTime1'
         25        SEND_VAL_EX                                              '2009-02-12+12%3A47%3A41+GMT'
         26        DO_FCALL                                      0          
         27        ASSIGN                                                   !3, $22
   23    28        NEW                                              $25     'DateTime2'
         29        SEND_VAL_EX                                              '2009-02-12+12%3A47%3A41+GMT'
         30        DO_FCALL                                      0          
         31        ASSIGN                                                   !4, $25
   24    32        NEW                                              $28     'DateTime3'
         33        SEND_VAL_EX                                              '2009-02-12+12%3A47%3A41+GMT'
         34        DO_FCALL                                      0          
         35        ASSIGN                                                   !5, $28
   26    36        INIT_FCALL                                               'var_dump'
         37        IS_EQUAL                                         ~31     !3, !4
         38        SEND_VAL                                                 ~31
         39        DO_ICALL                                                 
   27    40        INIT_FCALL                                               'var_dump'
         41        IS_EQUAL                                         ~33     !3, !5
         42        SEND_VAL                                                 ~33
         43        DO_ICALL                                                 
   28    44        INIT_FCALL                                               'var_dump'
         45        IS_EQUAL                                         ~35     !4, !5
         46        SEND_VAL                                                 ~35
         47        DO_ICALL                                                 
         48      > RETURN                                                   1

Class Base: [no user functions]
Class Test1: [no user functions]
Class Test2: [no user functions]
Class DateTime1: [no user functions]
Class DateTime2: [no user functions]
Class DateTime3: [no user functions]

Generated using Vulcan Logic Dumper, using php 8.0.0


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