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<?php strtr( base64_encode( random_bytes(9) ), '+/', '-_' );
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/92tsg
function name:  (null)
number of ops:  12
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   INIT_FCALL                                               'strtr'
    4     1        INIT_FCALL                                               'base64_encode'
    5     2        INIT_FCALL                                               'random_bytes'
          3        SEND_VAL                                                 9
          4        DO_ICALL                                         $0      
          5        SEND_VAR                                                 $0
          6        DO_ICALL                                         $1      
          7        SEND_VAR                                                 $1
    7     8        SEND_VAL                                                 '%2B%2F'
    8     9        SEND_VAL                                                 '-_'
         10        DO_ICALL                                                 
    9    11      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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