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<?php $row = array(1000, 2, 3, 4); echo " <h2>question</h2> <p>".chr(64 + $row[0])."</p> <h2>answer</h2> <p>".chr(64 + $row[1])."</p>";
Finding entry points
Branch analysis from position: 0
Jump found. Position 1 = -2
filename:       /in/Impd9
function name:  (null)
number of ops:  17
compiled vars:  !0 = $row
line     #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   2     0  E >   ASSIGN                                                   !0, <array>
   6     1        INIT_FCALL                                               'chr'
         2        FETCH_DIM_R                                      $2      !0, 0
         3        ADD                                              ~3      64, $2
         4        SEND_VAL                                                 ~3
         5        DO_ICALL                                         $4      
         6        CONCAT                                           ~5      '%0A%3Ch2%3Equestion%3C%2Fh2%3E%0A%3Cp%3E', $4
   8     7        CONCAT                                           ~6      ~5, '%3C%2Fp%3E%0A%3Ch2%3Eanswer%3C%2Fh2%3E%0A%3Cp%3E'
         8        INIT_FCALL                                               'chr'
         9        FETCH_DIM_R                                      $7      !0, 1
        10        ADD                                              ~8      64, $7
        11        SEND_VAL                                                 ~8
        12        DO_ICALL                                         $9      
        13        CONCAT                                           ~10     ~6, $9
        14        CONCAT                                           ~11     ~10, '%3C%2Fp%3E'
        15        ECHO                                                     ~11
        16      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 7.2.0