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<?php $a = array('bar'); $xyz = 'foo'; array_splice($a, 0, 1, array(&$xyz)); $xyz = 'baz'; var_dump($a);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/lXf3u
function name:  (null)
number of ops:  14
compiled vars:  !0 = $a, !1 = $xyz
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, <array>
    4     1        ASSIGN                                                   !1, 'foo'
    5     2        INIT_FCALL                                               'array_splice'
          3        SEND_REF                                                 !0
          4        SEND_VAL                                                 0
          5        SEND_VAL                                                 1
          6        INIT_ARRAY                                       ~4      !1
          7        SEND_VAL                                                 ~4
          8        DO_ICALL                                                 
    6     9        ASSIGN                                                   !1, 'baz'
    7    10        INIT_FCALL                                               'var_dump'
         11        SEND_VAR                                                 !0
         12        DO_ICALL                                                 
         13      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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