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<?php $terms = ['one', 'two', 'three', 'one', 'four', 'five', 'two', 'six']; // $output = array_unique($terms); $output = array_keys(array_flip($terms)); print_r($output);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/LUDAc
function name:  (null)
number of ops:  12
compiled vars:  !0 = $terms, !1 = $output
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, <array>
    8     1        INIT_FCALL                                               'array_keys'
          2        INIT_FCALL                                               'array_flip'
          3        SEND_VAR                                                 !0
          4        DO_ICALL                                         $3      
          5        SEND_VAR                                                 $3
          6        DO_ICALL                                         $4      
          7        ASSIGN                                                   !1, $4
   10     8        INIT_FCALL                                               'print_r'
          9        SEND_VAR                                                 !1
         10        DO_ICALL                                                 
         11      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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