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<?php $a = array("a", "b", "c", "0", "1", 2, 3, array(1, 2, 3), (object)array("a"=>1, "b"=>2, "c"=>3)); $b = array_filter($a, 'is_string'); var_dump($a); var_dump($b);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/RWpRd
function name:  (null)
number of ops:  23
compiled vars:  !0 = $a, !1 = $b
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   INIT_ARRAY                                       ~2      'a'
          1        ADD_ARRAY_ELEMENT                                ~2      'b'
          2        ADD_ARRAY_ELEMENT                                ~2      'c'
          3        ADD_ARRAY_ELEMENT                                ~2      '0'
          4        ADD_ARRAY_ELEMENT                                ~2      '1'
          5        ADD_ARRAY_ELEMENT                                ~2      2
          6        ADD_ARRAY_ELEMENT                                ~2      3
          7        ADD_ARRAY_ELEMENT                                ~2      <array>
          8        CAST                                          8  ~3      <array>
          9        ADD_ARRAY_ELEMENT                                ~2      ~3
         10        ASSIGN                                                   !0, ~2
    3    11        INIT_FCALL                                               'array_filter'
         12        SEND_VAR                                                 !0
         13        SEND_VAL                                                 'is_string'
         14        DO_ICALL                                         $5      
         15        ASSIGN                                                   !1, $5
    5    16        INIT_FCALL                                               'var_dump'
         17        SEND_VAR                                                 !0
         18        DO_ICALL                                                 
    6    19        INIT_FCALL                                               'var_dump'
         20        SEND_VAR                                                 !1
         21        DO_ICALL                                                 
         22      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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