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<?php $x = preg_replace('/A.*?$/Ds', 'X', "A\n"); echo json_encode($x);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/ea3SQ
function name:  (null)
number of ops:  11
compiled vars:  !0 = $x
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   INIT_FCALL                                               'preg_replace'
          1        SEND_VAL                                                 '%2FA.%2A%3F%24%2FDs'
          2        SEND_VAL                                                 'X'
          3        SEND_VAL                                                 'A%0A'
          4        DO_ICALL                                         $1      
          5        ASSIGN                                                   !0, $1
    4     6        INIT_FCALL                                               'json_encode'
          7        SEND_VAR                                                 !0
          8        DO_ICALL                                         $3      
          9        ECHO                                                     $3
         10      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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