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

Generated using Vulcan Logic Dumper, using php 8.0.0


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