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<?php $a = new SplFixedArray(1); $a[0] = 1; $e = $a[0]; $e++; $a[0] = $e; var_dump($a);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/mAL3P
function name:  (null)
number of ops:  15
compiled vars:  !0 = $a, !1 = $e
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   NEW                                              $2      'SplFixedArray'
          1        SEND_VAL_EX                                              1
          2        DO_FCALL                                      0          
          3        ASSIGN                                                   !0, $2
    4     4        ASSIGN_DIM                                               !0, 0
          5        OP_DATA                                                  1
    5     6        FETCH_DIM_R                                      ~6      !0, 0
          7        ASSIGN                                                   !1, ~6
    6     8        PRE_INC                                                  !1
    7     9        ASSIGN_DIM                                               !0, 0
         10        OP_DATA                                                  !1
    9    11        INIT_FCALL                                               'var_dump'
         12        SEND_VAR                                                 !0
         13        DO_ICALL                                                 
         14      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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