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<?php echo $str = implode(',',array_unique(explode(',', $str)));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/eqARo
function name:  (null)
number of ops:  14
compiled vars:  !0 = $str
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   INIT_FCALL                                               'implode'
          1        SEND_VAL                                                 '%2C'
          2        INIT_FCALL                                               'array_unique'
          3        INIT_FCALL                                               'explode'
          4        SEND_VAL                                                 '%2C'
          5        SEND_VAR                                                 !0
          6        DO_ICALL                                         $1      
          7        SEND_VAR                                                 $1
          8        DO_ICALL                                         $2      
          9        SEND_VAR                                                 $2
         10        DO_ICALL                                         $3      
         11        ASSIGN                                           ~4      !0, $3
         12        ECHO                                                     ~4
         13      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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