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<?php $config = ["a" => "green", "b" => "red", "d" => "blue"]; $allow = ["a","b","c"]; $result = \array_filter($config, function ($item) { var_dump($item); return false; }, \ARRAY_FILTER_USE_KEY); print_r($result);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/GPrq8
function name:  (null)
number of ops:  13
compiled vars:  !0 = $config, !1 = $allow, !2 = $result
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, <array>
    3     1        ASSIGN                                                   !1, <array>
    4     2        INIT_FCALL                                               'array_filter'
          3        SEND_VAR                                                 !0
          4        DECLARE_LAMBDA_FUNCTION                                  '%00%7Bclosure%7D%2Fin%2FGPrq8%3A4%240'
    7     5        SEND_VAL                                                 ~5
          6        SEND_VAL                                                 2
          7        DO_ICALL                                         $6      
    4     8        ASSIGN                                                   !2, $6
    8     9        INIT_FCALL                                               'print_r'
         10        SEND_VAR                                                 !2
         11        DO_ICALL                                                 
         12      > RETURN                                                   1

Function %00%7Bclosure%7D%2Fin%2FGPrq8%3A4%240:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/GPrq8
function name:  {closure}
number of ops:  6
compiled vars:  !0 = $item
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    4     0  E >   RECV                                             !0      
    5     1        INIT_FCALL                                               'var_dump'
          2        SEND_VAR                                                 !0
          3        DO_ICALL                                                 
    6     4      > RETURN                                                   <false>
    7     5*     > RETURN                                                   null

End of function %00%7Bclosure%7D%2Fin%2FGPrq8%3A4%240

Generated using Vulcan Logic Dumper, using php 8.0.0


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