3v4l.org

run code in 300+ PHP versions simultaneously
<?php $user_data = ['Name' => '', 'Street' => '']; $fields = [ 'field1' => 'Name', 'field2' => 'Street' ]; $fields_position = [0, 3]; $values = [ 'John', 'Doe', '555 23 58 45', 'Evergreen Terrace' ]; foreach($fields_position as $idx => $pos) { $index = $fields[$idx]; $user_data[$index] = $values[$pos]; } /* The result must be ['field1' => 'John', 'field2' => 'Evergreen Terrace']. Because in 0 position of $values is John and in 3 position is 'Evergreen Terrace' */ var_dump($user_data);
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 77) Position 1 = 5, Position 2 = 13
Branch analysis from position: 5
2 jumps found. (Code = 78) Position 1 = 6, Position 2 = 13
Branch analysis from position: 6
1 jumps found. (Code = 42) Position 1 = 5
Branch analysis from position: 5
Branch analysis from position: 13
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 13
filename:       /in/YhT6B
function name:  (null)
number of ops:  18
compiled vars:  !0 = $user_data, !1 = $fields, !2 = $fields_position, !3 = $values, !4 = $pos, !5 = $idx, !6 = $index
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, <array>
    4     1        ASSIGN                                                   !1, <array>
    9     2        ASSIGN                                                   !2, <array>
   11     3        ASSIGN                                                   !3, <array>
   18     4      > FE_RESET_R                                       $11     !2, ->13
          5    > > FE_FETCH_R                                       ~12     $11, !4, ->13
          6    >   ASSIGN                                                   !5, ~12
   19     7        FETCH_DIM_R                                      ~14     !1, !5
          8        ASSIGN                                                   !6, ~14
   20     9        FETCH_DIM_R                                      ~17     !3, !4
         10        ASSIGN_DIM                                               !0, !6
         11        OP_DATA                                                  ~17
   18    12      > JMP                                                      ->5
         13    >   FE_FREE                                                  $11
   28    14        INIT_FCALL                                               'var_dump'
         15        SEND_VAR                                                 !0
         16        DO_ICALL                                                 
         17      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
165.83 ms | 1395 KiB | 15 Q