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<?php $a1=array("a"=>"red","b"=>"green","c"=>"blue","d"=>"yellow"); $a2=array("e"=>"red","f"=>"green","g"=>"blue"); var_dump(array_intersect(array_keys($a1), array_keys($a2)));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/BAYBr
function name:  (null)
number of ops:  16
compiled vars:  !0 = $a1, !1 = $a2
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, <array>
    4     1        ASSIGN                                                   !1, <array>
    6     2        INIT_FCALL                                               'var_dump'
          3        INIT_FCALL                                               'array_intersect'
          4        INIT_FCALL                                               'array_keys'
          5        SEND_VAR                                                 !0
          6        DO_ICALL                                         $4      
          7        SEND_VAR                                                 $4
          8        INIT_FCALL                                               'array_keys'
          9        SEND_VAR                                                 !1
         10        DO_ICALL                                         $5      
         11        SEND_VAR                                                 $5
         12        DO_ICALL                                         $6      
         13        SEND_VAR                                                 $6
         14        DO_ICALL                                                 
         15      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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