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<?php $a = [1, 2, 3, 4]; foreach ($a as $k => $v) { echo end($a) . "\n"; echo "{$k}:{$v}\n"; }
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 77) Position 1 = 2, Position 2 = 15
Branch analysis from position: 2
2 jumps found. (Code = 78) Position 1 = 3, Position 2 = 15
Branch analysis from position: 3
1 jumps found. (Code = 42) Position 1 = 2
Branch analysis from position: 2
Branch analysis from position: 15
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 15
filename:       /in/TEXFs
function name:  (null)
number of ops:  17
compiled vars:  !0 = $a, !1 = $v, !2 = $k
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, <array>
    4     1      > FE_RESET_R                                       $4      !0, ->15
          2    > > FE_FETCH_R                                       ~5      $4, !1, ->15
          3    >   ASSIGN                                                   !2, ~5
    5     4        INIT_FCALL                                               'end'
          5        SEND_REF                                                 !0
          6        DO_ICALL                                         $7      
          7        CONCAT                                           ~8      $7, '%0A'
          8        ECHO                                                     ~8
    6     9        ROPE_INIT                                     4  ~10     !2
         10        ROPE_ADD                                      1  ~10     ~10, '%3A'
         11        ROPE_ADD                                      2  ~10     ~10, !1
         12        ROPE_END                                      3  ~9      ~10, '%0A'
         13        ECHO                                                     ~9
    4    14      > JMP                                                      ->2
         15    >   FE_FREE                                                  $4
    7    16      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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159.5 ms | 1399 KiB | 15 Q