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<?php $userdb = [ [ '100', 'Sandra', 'urlof100' ], [ '5465', 'Stefanie', 'urlof5465' ], [ '40489', 'Michael', 'urlof40489' ] ]; foreach($userdb as $i => $e) { if (is_array($e) && in_array( "Sandra",$e ) ){ foreach($e as $k => $v) { if ($v == 'Sandra') { break; } } echo 'Yes, "Sandra" is in array in row ', $i, ', column ', $k; } } //alternatively: print_r(array_keys($userdb)); $res = array_search('Sandra',array_keys($userdb)); print_r($res);
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 77) Position 1 = 2, Position 2 = 25
Branch analysis from position: 2
2 jumps found. (Code = 78) Position 1 = 3, Position 2 = 25
Branch analysis from position: 3
2 jumps found. (Code = 46) Position 1 = 6, Position 2 = 11
Branch analysis from position: 6
2 jumps found. (Code = 43) Position 1 = 12, Position 2 = 24
Branch analysis from position: 12
2 jumps found. (Code = 77) Position 1 = 13, Position 2 = 19
Branch analysis from position: 13
2 jumps found. (Code = 78) Position 1 = 14, Position 2 = 19
Branch analysis from position: 14
2 jumps found. (Code = 43) Position 1 = 17, Position 2 = 18
Branch analysis from position: 17
1 jumps found. (Code = 42) Position 1 = 19
Branch analysis from position: 19
1 jumps found. (Code = 42) Position 1 = 2
Branch analysis from position: 2
Branch analysis from position: 18
1 jumps found. (Code = 42) Position 1 = 13
Branch analysis from position: 13
Branch analysis from position: 19
Branch analysis from position: 19
Branch analysis from position: 24
Branch analysis from position: 11
Branch analysis from position: 25
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 25
filename:       /in/4GP5C
function name:  (null)
number of ops:  44
compiled vars:  !0 = $userdb, !1 = $e, !2 = $i, !3 = $v, !4 = $k, !5 = $res
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, <array>
   20     1      > FE_RESET_R                                       $7      !0, ->25
          2    > > FE_FETCH_R                                       ~8      $7, !1, ->25
          3    >   ASSIGN                                                   !2, ~8
   21     4        TYPE_CHECK                                  128  ~10     !1
          5      > JMPZ_EX                                          ~10     ~10, ->11
          6    >   INIT_FCALL                                               'in_array'
          7        SEND_VAL                                                 'Sandra'
          8        SEND_VAR                                                 !1
          9        DO_ICALL                                         $11     
         10        BOOL                                             ~10     $11
         11    > > JMPZ                                                     ~10, ->24
   22    12    > > FE_RESET_R                                       $12     !1, ->19
         13    > > FE_FETCH_R                                       ~13     $12, !3, ->19
         14    >   ASSIGN                                                   !4, ~13
   23    15        IS_EQUAL                                                 !3, 'Sandra'
         16      > JMPZ                                                     ~15, ->18
   24    17    > > JMP                                                      ->19
   22    18    > > JMP                                                      ->13
         19    >   FE_FREE                                                  $12
   27    20        ECHO                                                     'Yes%2C+%22Sandra%22+is+in+array+in+row+'
         21        ECHO                                                     !2
         22        ECHO                                                     '%2C+column+'
         23        ECHO                                                     !4
   20    24    > > JMP                                                      ->2
         25    >   FE_FREE                                                  $7
   31    26        INIT_FCALL                                               'print_r'
         27        INIT_FCALL                                               'array_keys'
         28        SEND_VAR                                                 !0
         29        DO_ICALL                                         $16     
         30        SEND_VAR                                                 $16
         31        DO_ICALL                                                 
   33    32        INIT_FCALL                                               'array_search'
         33        SEND_VAL                                                 'Sandra'
         34        INIT_FCALL                                               'array_keys'
         35        SEND_VAR                                                 !0
         36        DO_ICALL                                         $18     
         37        SEND_VAR                                                 $18
         38        DO_ICALL                                         $19     
         39        ASSIGN                                                   !5, $19
   34    40        INIT_FCALL                                               'print_r'
         41        SEND_VAR                                                 !5
         42        DO_ICALL                                                 
         43      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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