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<?php $BaseID = '1234567890'; $BaseIDHex = dechex($BaseID); $BaseIDHex = strrev((string)$BaseIDHex); echo $BaseIDHex;
Finding entry points
Branch analysis from position: 0
Jump found. Position 1 = -2
filename:       /in/hu4DO
function name:  (null)
number of ops:  12
compiled vars:  !0 = $BaseID, !1 = $BaseIDHex
line     #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   3     0  E >   ASSIGN                                                   !0, '1234567890'
   4     1        INIT_FCALL                                               'dechex'
         2        SEND_VAR                                                 !0
         3        DO_ICALL                                         $3      
         4        ASSIGN                                                   !1, $3
   5     5        INIT_FCALL                                               'strrev'
         6        CAST                                          6  ~5      !1
         7        SEND_VAL                                                 ~5
         8        DO_ICALL                                         $6      
         9        ASSIGN                                                   !1, $6
   6    10        ECHO                                                     !1
        11      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 7.2.0