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<?php $data = array("28000000000000003" => 'ABC',"28000000000000001" => 'PQR'); $keys = array("28000000000000003","28000000000000001"); $keysDerived = array_keys($data); var_dump($keys == $keysDerived, $keys === $keysDerived); var_dump($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 = 47, Position 2 = 68
Branch analysis from position: 47
2 jumps found. (Code = 78) Position 1 = 48, Position 2 = 68
Branch analysis from position: 48
2 jumps found. (Code = 77) Position 1 = 50, Position 2 = 66
Branch analysis from position: 50
2 jumps found. (Code = 78) Position 1 = 51, Position 2 = 66
Branch analysis from position: 51
2 jumps found. (Code = 43) Position 1 = 53, Position 2 = 58
Branch analysis from position: 53
2 jumps found. (Code = 43) Position 1 = 60, Position 2 = 65
Branch analysis from position: 60
1 jumps found. (Code = 42) Position 1 = 50
Branch analysis from position: 50
Branch analysis from position: 65
Branch analysis from position: 58
Branch analysis from position: 66
1 jumps found. (Code = 42) Position 1 = 47
Branch analysis from position: 47
Branch analysis from position: 66
Branch analysis from position: 68
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 68
filename:       /in/7cYYs
function name:  (null)
number of ops:  70
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                                                 
    8    12        INIT_FCALL                                               'var_dump'
         13        SEND_VAR                                                 !1
         14        SEND_VAR                                                 !2
         15        DO_ICALL                                                 
   11    16        INIT_FCALL                                               'var_dump'
         17        INIT_FCALL                                               'in_array'
         18        SEND_VAL                                                 '28000000000000003'
         19        SEND_VAR                                                 !2
         20        SEND_VAL                                                 <true>
         21        DO_ICALL                                         $14     
         22        SEND_VAR                                                 $14
         23        DO_ICALL                                                 
   13    24        INIT_FCALL                                               'var_dump'
         25        INIT_FCALL                                               'in_array'
         26        SEND_VAL                                                 '28000000000000003'
         27        SEND_VAR                                                 !2
         28        DO_ICALL                                         $16     
         29        SEND_VAR                                                 $16
         30        DO_ICALL                                                 
   15    31        INIT_FCALL                                               'var_dump'
         32        INIT_FCALL                                               'in_array'
         33        SEND_VAL                                                 '28000000000000003'
         34        SEND_VAR                                                 !1
         35        SEND_VAL                                                 <true>
         36        DO_ICALL                                         $18     
         37        SEND_VAR                                                 $18
         38        DO_ICALL                                                 
   17    39        INIT_FCALL                                               'var_dump'
         40        INIT_FCALL                                               'in_array'
         41        SEND_VAL                                                 '28000000000000003'
         42        SEND_VAR                                                 !1
         43        DO_ICALL                                         $20     
         44        SEND_VAR                                                 $20
         45        DO_ICALL                                                 
   19    46      > FE_RESET_R                                       $22     !0, ->68
         47    > > FE_FETCH_R                                       ~23     $22, !3, ->68
         48    >   ASSIGN                                                   !4, ~23
   20    49      > FE_RESET_R                                       $25     !1, ->66
         50    > > FE_FETCH_R                                               $25, !5, ->66
   21    51    >   IS_EQUAL                                                 !5, !4
         52      > JMPZ                                                     ~26, ->58
   22    53    >   INIT_FCALL                                               'var_dump'
         54        SEND_VAR                                                 !4
         55        SEND_VAL                                                 '%3D'
         56        SEND_VAR                                                 !5
         57        DO_ICALL                                                 
   24    58    >   IS_IDENTICAL                                             !5, !4
         59      > JMPZ                                                     ~28, ->65
   25    60    >   INIT_FCALL                                               'var_dump'
         61        SEND_VAR                                                 !4
         62        SEND_VAL                                                 '%3D%3D%3D'
         63        SEND_VAR                                                 !5
         64        DO_ICALL                                                 
   20    65    > > JMP                                                      ->50
         66    >   FE_FREE                                                  $25
   19    67      > JMP                                                      ->47
         68    >   FE_FREE                                                  $22
   28    69      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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