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<?php function find_stop_in_routes($routes, $needle, $field = 'stop_code') { $result = []; foreach ($routes as $i => $route) { foreach ($route['stops'] as $j => $stop) { if ($stop[$field] == $needle) { $result[$i] = $j; break; } } } return $result; } $routes = [ /* your data def is too big for 3v4l */ ]; $stopCode = 'Your needle'; foreach (find_stop_in_routes($routes, $stopCode) as $routeId => $stopId) { // $routeId is your $i // $stopId is your $j }
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 77) Position 1 = 7, Position 2 = 10
Branch analysis from position: 7
2 jumps found. (Code = 78) Position 1 = 8, Position 2 = 10
Branch analysis from position: 8
1 jumps found. (Code = 42) Position 1 = 7
Branch analysis from position: 7
Branch analysis from position: 10
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 10
filename:       /in/GXqnk
function name:  (null)
number of ops:  12
compiled vars:  !0 = $routes, !1 = $stopCode, !2 = $stopId, !3 = $routeId
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   19     0  E >   ASSIGN                                                   !0, <array>
   20     1        ASSIGN                                                   !1, 'Your+needle'
   22     2        INIT_FCALL                                               'find_stop_in_routes'
          3        SEND_VAR                                                 !0
          4        SEND_VAR                                                 !1
          5        DO_FCALL                                      0  $6      
          6      > FE_RESET_R                                       $7      $6, ->10
          7    > > FE_FETCH_R                                       ~8      $7, !2, ->10
          8    >   ASSIGN                                                   !3, ~8
          9      > JMP                                                      ->7
         10    >   FE_FREE                                                  $7
   25    11      > RETURN                                                   1

Function find_stop_in_routes:
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 77) Position 1 = 5, Position 2 = 20
Branch analysis from position: 5
2 jumps found. (Code = 78) Position 1 = 6, Position 2 = 20
Branch analysis from position: 6
2 jumps found. (Code = 77) Position 1 = 9, Position 2 = 18
Branch analysis from position: 9
2 jumps found. (Code = 78) Position 1 = 10, Position 2 = 18
Branch analysis from position: 10
2 jumps found. (Code = 43) Position 1 = 14, Position 2 = 17
Branch analysis from position: 14
1 jumps found. (Code = 42) Position 1 = 18
Branch analysis from position: 18
1 jumps found. (Code = 42) Position 1 = 5
Branch analysis from position: 5
Branch analysis from position: 17
1 jumps found. (Code = 42) Position 1 = 9
Branch analysis from position: 9
Branch analysis from position: 18
Branch analysis from position: 18
Branch analysis from position: 20
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 20
filename:       /in/GXqnk
function name:  find_stop_in_routes
number of ops:  23
compiled vars:  !0 = $routes, !1 = $needle, !2 = $field, !3 = $result, !4 = $route, !5 = $i, !6 = $stop, !7 = $j
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   RECV                                             !0      
          1        RECV                                             !1      
          2        RECV_INIT                                        !2      'stop_code'
    5     3        ASSIGN                                                   !3, <array>
    7     4      > FE_RESET_R                                       $9      !0, ->20
          5    > > FE_FETCH_R                                       ~10     $9, !4, ->20
          6    >   ASSIGN                                                   !5, ~10
    8     7        FETCH_DIM_R                                      ~12     !4, 'stops'
          8      > FE_RESET_R                                       $13     ~12, ->18
          9    > > FE_FETCH_R                                       ~14     $13, !6, ->18
         10    >   ASSIGN                                                   !7, ~14
    9    11        FETCH_DIM_R                                      ~16     !6, !2
         12        IS_EQUAL                                                 !1, ~16
         13      > JMPZ                                                     ~17, ->17
   10    14    >   ASSIGN_DIM                                               !3, !5
         15        OP_DATA                                                  !7
   11    16      > JMP                                                      ->18
    8    17    > > JMP                                                      ->9
         18    >   FE_FREE                                                  $13
    7    19      > JMP                                                      ->5
         20    >   FE_FREE                                                  $9
   16    21      > RETURN                                                   !3
   17    22*     > RETURN                                                   null

End of function find_stop_in_routes

Generated using Vulcan Logic Dumper, using php 8.0.0


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