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<?php function myFunction($key){ return array_key_exists($key, $array); } array_walk_recursive($keys, 'myFunction');
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/68e3X
function name:  (null)
number of ops:  5
compiled vars:  !0 = $keys
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    7     0  E >   INIT_FCALL                                               'array_walk_recursive'
          1        SEND_REF                                                 !0
          2        SEND_VAL                                                 'myFunction'
          3        DO_ICALL                                                 
          4      > RETURN                                                   1

Function myfunction:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/68e3X
function name:  myFunction
number of ops:  4
compiled vars:  !0 = $key, !1 = $array
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   RECV                                             !0      
    4     1        ARRAY_KEY_EXISTS                                 ~2      !0, !1
          2      > RETURN                                                   ~2
    5     3*     > RETURN                                                   null

End of function myfunction

Generated using Vulcan Logic Dumper, using php 8.0.0


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