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<?php $a = array('a', 'b', 'c', 'd'); unset($a[1]); array_splice($a, 0, 0, array()); var_dump($a);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/jiTfZ
function name:  (null)
number of ops:  12
compiled vars:  !0 = $a
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, <array>
    4     1        UNSET_DIM                                                !0, 1
    5     2        INIT_FCALL                                               'array_splice'
          3        SEND_REF                                                 !0
          4        SEND_VAL                                                 0
          5        SEND_VAL                                                 0
          6        SEND_VAL                                                 <array>
          7        DO_ICALL                                                 
    7     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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