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<?php $array = ['red', 'yellow', 'green', 'red']; $counts = array_count_values($array); $oneOrMore = array_diff($counts, [1]); Var_dump($oneOrMore);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/FNYLS
function name:  (null)
number of ops:  14
compiled vars:  !0 = $array, !1 = $counts, !2 = $oneOrMore
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, <array>
    5     1        INIT_FCALL                                               'array_count_values'
          2        SEND_VAR                                                 !0
          3        DO_ICALL                                         $4      
          4        ASSIGN                                                   !1, $4
    6     5        INIT_FCALL                                               'array_diff'
          6        SEND_VAR                                                 !1
          7        SEND_VAL                                                 <array>
          8        DO_ICALL                                         $6      
          9        ASSIGN                                                   !2, $6
    8    10        INIT_FCALL                                               'var_dump'
         11        SEND_VAR                                                 !2
         12        DO_ICALL                                                 
         13      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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