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<?php $fp = fopen('/dev/urandom', 'r'); echo base64_encode(fread($fp, 63)); fclose($fp);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/2I1rD
function name:  (null)
number of ops:  17
compiled vars:  !0 = $fp
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   INIT_FCALL                                               'fopen'
          1        SEND_VAL                                                 '%2Fdev%2Furandom'
          2        SEND_VAL                                                 'r'
          3        DO_ICALL                                         $1      
          4        ASSIGN                                                   !0, $1
    4     5        INIT_FCALL                                               'base64_encode'
          6        INIT_FCALL                                               'fread'
          7        SEND_VAR                                                 !0
          8        SEND_VAL                                                 63
          9        DO_ICALL                                         $3      
         10        SEND_VAR                                                 $3
         11        DO_ICALL                                         $4      
         12        ECHO                                                     $4
    5    13        INIT_FCALL                                               'fclose'
         14        SEND_VAR                                                 !0
         15        DO_ICALL                                                 
         16      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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