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<?php $data = ['true', true, 'false', false, 1, '1', 0, '0', new stdClass()]; var_dump(filter_var($data, FILTER_VALIDATE_BOOLEAN, FILTER_REQUIRE_ARRAY));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/knkhD
function name:  (null)
number of ops:  21
compiled vars:  !0 = $data
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   INIT_ARRAY                                       ~1      'true'
          1        ADD_ARRAY_ELEMENT                                ~1      <true>
          2        ADD_ARRAY_ELEMENT                                ~1      'false'
          3        ADD_ARRAY_ELEMENT                                ~1      <false>
          4        ADD_ARRAY_ELEMENT                                ~1      1
          5        ADD_ARRAY_ELEMENT                                ~1      '1'
          6        ADD_ARRAY_ELEMENT                                ~1      0
          7        ADD_ARRAY_ELEMENT                                ~1      '0'
          8        NEW                                              $2      'stdClass'
          9        DO_FCALL                                      0          
         10        ADD_ARRAY_ELEMENT                                ~1      $2
         11        ASSIGN                                                   !0, ~1
    3    12        INIT_FCALL                                               'var_dump'
         13        INIT_FCALL                                               'filter_var'
         14        SEND_VAR                                                 !0
         15        SEND_VAL                                                 258
         16        SEND_VAL                                                 16777216
         17        DO_ICALL                                         $5      
         18        SEND_VAR                                                 $5
         19        DO_ICALL                                                 
         20      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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