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<?php $data = array("28000000000000003" => 'ABC',"28000000000000001" => 'PQR'); $keys = array("28000000000000003","28000000000000001"); $keysDerived = array_keys($data); var_dump($keys == $keysDerived, $keys === $keysDerived); var_dump(in_array("28000000000000003", $keysDerived, true)); var_dump(in_array("28000000000000003", $keysDerived)); var_dump(in_array("28000000000000003", $keys, true)); var_dump(in_array("28000000000000003", $keys)); foreach ( $data as $k => $d ) { foreach ( $keys as $key ) { if ($key == $k) { var_dump($k, "=", $key); } if ($key === $k) { var_dump($k, "===", $key); } } }
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 77) Position 1 = 43, Position 2 = 64
Branch analysis from position: 43
2 jumps found. (Code = 78) Position 1 = 44, Position 2 = 64
Branch analysis from position: 44
2 jumps found. (Code = 77) Position 1 = 46, Position 2 = 62
Branch analysis from position: 46
2 jumps found. (Code = 78) Position 1 = 47, Position 2 = 62
Branch analysis from position: 47
2 jumps found. (Code = 43) Position 1 = 49, Position 2 = 54
Branch analysis from position: 49
2 jumps found. (Code = 43) Position 1 = 56, Position 2 = 61
Branch analysis from position: 56
1 jumps found. (Code = 42) Position 1 = 46
Branch analysis from position: 46
Branch analysis from position: 61
Branch analysis from position: 54
Branch analysis from position: 62
1 jumps found. (Code = 42) Position 1 = 43
Branch analysis from position: 43
Branch analysis from position: 62
Branch analysis from position: 64
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 64
filename:       /in/4gGdE
function name:  (null)
number of ops:  66
compiled vars:  !0 = $data, !1 = $keys, !2 = $keysDerived, !3 = $d, !4 = $k, !5 = $key
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, <array>
    4     1        ASSIGN                                                   !1, <array>
    5     2        INIT_FCALL                                               'array_keys'
          3        SEND_VAR                                                 !0
          4        DO_ICALL                                         $8      
          5        ASSIGN                                                   !2, $8
    7     6        INIT_FCALL                                               'var_dump'
          7        IS_EQUAL                                         ~10     !1, !2
          8        SEND_VAL                                                 ~10
          9        IS_IDENTICAL                                     ~11     !1, !2
         10        SEND_VAL                                                 ~11
         11        DO_ICALL                                                 
    9    12        INIT_FCALL                                               'var_dump'
         13        INIT_FCALL                                               'in_array'
         14        SEND_VAL                                                 '28000000000000003'
         15        SEND_VAR                                                 !2
         16        SEND_VAL                                                 <true>
         17        DO_ICALL                                         $13     
         18        SEND_VAR                                                 $13
         19        DO_ICALL                                                 
   11    20        INIT_FCALL                                               'var_dump'
         21        INIT_FCALL                                               'in_array'
         22        SEND_VAL                                                 '28000000000000003'
         23        SEND_VAR                                                 !2
         24        DO_ICALL                                         $15     
         25        SEND_VAR                                                 $15
         26        DO_ICALL                                                 
   13    27        INIT_FCALL                                               'var_dump'
         28        INIT_FCALL                                               'in_array'
         29        SEND_VAL                                                 '28000000000000003'
         30        SEND_VAR                                                 !1
         31        SEND_VAL                                                 <true>
         32        DO_ICALL                                         $17     
         33        SEND_VAR                                                 $17
         34        DO_ICALL                                                 
   15    35        INIT_FCALL                                               'var_dump'
         36        INIT_FCALL                                               'in_array'
         37        SEND_VAL                                                 '28000000000000003'
         38        SEND_VAR                                                 !1
         39        DO_ICALL                                         $19     
         40        SEND_VAR                                                 $19
         41        DO_ICALL                                                 
   17    42      > FE_RESET_R                                       $21     !0, ->64
         43    > > FE_FETCH_R                                       ~22     $21, !3, ->64
         44    >   ASSIGN                                                   !4, ~22
   18    45      > FE_RESET_R                                       $24     !1, ->62
         46    > > FE_FETCH_R                                               $24, !5, ->62
   19    47    >   IS_EQUAL                                                 !5, !4
         48      > JMPZ                                                     ~25, ->54
   20    49    >   INIT_FCALL                                               'var_dump'
         50        SEND_VAR                                                 !4
         51        SEND_VAL                                                 '%3D'
         52        SEND_VAR                                                 !5
         53        DO_ICALL                                                 
   22    54    >   IS_IDENTICAL                                             !5, !4
         55      > JMPZ                                                     ~27, ->61
   23    56    >   INIT_FCALL                                               'var_dump'
         57        SEND_VAR                                                 !4
         58        SEND_VAL                                                 '%3D%3D%3D'
         59        SEND_VAR                                                 !5
         60        DO_ICALL                                                 
   18    61    > > JMP                                                      ->46
         62    >   FE_FREE                                                  $24
   17    63      > JMP                                                      ->43
         64    >   FE_FREE                                                  $21
   26    65      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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