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<?php $keys = ['a','b','c','d','e','f','g','h','i','alias']; $private = ['a','b','c','d', 'real']; $aliases = [ 'alias' => 'real', 'foo' => 'bar' ]; $aliases = array_flip($aliases); $privateAliases = array_intersect_key($aliases, array_flip($private)); print_r(array_values($privateAliases));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/YcDoX
function name:  (null)
number of ops:  22
compiled vars:  !0 = $keys, !1 = $private, !2 = $aliases, !3 = $privateAliases
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    4     0  E >   ASSIGN                                                   !0, <array>
    6     1        ASSIGN                                                   !1, <array>
    8     2        ASSIGN                                                   !2, <array>
   13     3        INIT_FCALL                                               'array_flip'
          4        SEND_VAR                                                 !2
          5        DO_ICALL                                         $7      
          6        ASSIGN                                                   !2, $7
   15     7        INIT_FCALL                                               'array_intersect_key'
          8        SEND_VAR                                                 !2
          9        INIT_FCALL                                               'array_flip'
         10        SEND_VAR                                                 !1
         11        DO_ICALL                                         $9      
         12        SEND_VAR                                                 $9
         13        DO_ICALL                                         $10     
         14        ASSIGN                                                   !3, $10
   17    15        INIT_FCALL                                               'print_r'
         16        INIT_FCALL                                               'array_values'
         17        SEND_VAR                                                 !3
         18        DO_ICALL                                         $12     
         19        SEND_VAR                                                 $12
         20        DO_ICALL                                                 
         21      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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