3v4l.org

run code in 500+ PHP versions simultaneously
<?php $rows = array ( 0 => array ( 'name' => 'Roger', 'id' => '1', ), 1 => array ( 'name' => 'David', 'id' => '2', ), 2 => array ( 'name' => 'David', 'id' => '2', ), ); $output = []; foreach ($rows as $row) { $output[$row['id']] = $row; } print_r($output);
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 77) Position 1 = 3, Position 2 = 8
Branch analysis from position: 3
2 jumps found. (Code = 78) Position 1 = 4, Position 2 = 8
Branch analysis from position: 4
1 jumps found. (Code = 42) Position 1 = 3
Branch analysis from position: 3
Branch analysis from position: 8
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 8
filename:       /in/B8FUK
function name:  (null)
number of ops:  13
compiled vars:  !0 = $rows, !1 = $output, !2 = $row
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                       !0, <array>
   22     1        ASSIGN                                                       !1, <array>
   23     2      > FE_RESET_R                                           $5      !0, ->8
          3    > > FE_FETCH_R                                                   $5, !2, ->8
   24     4    >   FETCH_DIM_R                                          ~6      !2, 'id'
          5        ASSIGN_DIM                                                   !1, ~6
          6        OP_DATA                                                      !2
   23     7      > JMP                                                          ->3
          8    >   FE_FREE                                                      $5
   27     9        INIT_FCALL                                                   'print_r'
         10        SEND_VAR                                                     !1
         11        DO_ICALL                                                     
         12      > RETURN                                                       1

Generated using Vulcan Logic Dumper, using php 8.5.0


preferences:
223.02 ms | 1752 KiB | 14 Q