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<?php $x=['a'=>[]]; array_push(end($x), 'z'); var_dump($x);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/dH8oG
function name:  (null)
number of ops:  12
compiled vars:  !0 = $x
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, <array>
    5     1        INIT_FCALL                                               'array_push'
          2        INIT_FCALL                                               'end'
          3        SEND_REF                                                 !0
          4        DO_ICALL                                         $2      
          5        SEND_VAR_NO_REF                               0          $2
          6        SEND_VAL                                                 'z'
          7        DO_ICALL                                                 
    6     8        INIT_FCALL                                               'var_dump'
          9        SEND_VAR                                                 !0
         10        DO_ICALL                                                 
         11      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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