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<?php $x = 'hi'; $a = $x[0]; $b = $x[1]; var_dump($a, $b); list($a, $b) = $x; var_dump($a, $b);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/ZIcWa
function name:  (null)
number of ops:  20
compiled vars:  !0 = $x, !1 = $a, !2 = $b
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, 'hi'
    5     1        FETCH_DIM_R                                      ~4      !0, 0
          2        ASSIGN                                                   !1, ~4
    6     3        FETCH_DIM_R                                      ~6      !0, 1
          4        ASSIGN                                                   !2, ~6
    8     5        INIT_FCALL                                               'var_dump'
          6        SEND_VAR                                                 !1
          7        SEND_VAR                                                 !2
          8        DO_ICALL                                                 
   10     9        QM_ASSIGN                                        ~9      !0
         10        FETCH_LIST_R                                     $10     ~9, 0
         11        ASSIGN                                                   !1, $10
         12        FETCH_LIST_R                                     $12     ~9, 1
         13        ASSIGN                                                   !2, $12
         14        FREE                                                     ~9
   12    15        INIT_FCALL                                               'var_dump'
         16        SEND_VAR                                                 !1
         17        SEND_VAR                                                 !2
         18        DO_ICALL                                                 
         19      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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