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<?php $optionsA=array("start"=>1); $optionsA[]=array("end"=>2); echo json_encode($optionsA);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/pmRQK
function name:  (null)
number of ops:  8
compiled vars:  !0 = $optionsA
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, <array>
    3     1        ASSIGN_DIM                                               !0
          2        OP_DATA                                                  <array>
    4     3        INIT_FCALL                                               'json_encode'
          4        SEND_VAR                                                 !0
          5        DO_ICALL                                         $3      
          6        ECHO                                                     $3
          7      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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