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<?php $arr = [ "Country" => "Canada", "Provinces" => [ "Quebec", "Ontario", "British Columbia" ] ]; array_splice($arr["Provinces"], 0, 1); print_r($arr);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/OSOrt
function name:  (null)
number of ops:  11
compiled vars:  !0 = $arr
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, <array>
   11     1        INIT_FCALL                                               'array_splice'
          2        FETCH_DIM_W                                      $2      !0, 'Provinces'
          3        SEND_REF                                                 $2
          4        SEND_VAL                                                 0
          5        SEND_VAL                                                 1
          6        DO_ICALL                                                 
   12     7        INIT_FCALL                                               'print_r'
          8        SEND_VAR                                                 !0
          9        DO_ICALL                                                 
         10      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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