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<?php $values = ['', 0, '0', false, null]; foreach($values as $value) { echo var_export($value, true) . ' => ' . var_export($value != null, true) . "\n"; }
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 77) Position 1 = 2, Position 2 = 17
Branch analysis from position: 2
2 jumps found. (Code = 78) Position 1 = 3, Position 2 = 17
Branch analysis from position: 3
1 jumps found. (Code = 42) Position 1 = 2
Branch analysis from position: 2
Branch analysis from position: 17
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 17
filename:       /in/bWeqD
function name:  (null)
number of ops:  19
compiled vars:  !0 = $values, !1 = $value
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, <array>
    5     1      > FE_RESET_R                                       $3      !0, ->17
          2    > > FE_FETCH_R                                               $3, !1, ->17
    6     3    >   INIT_FCALL                                               'var_export'
          4        SEND_VAR                                                 !1
          5        SEND_VAL                                                 <true>
          6        DO_ICALL                                         $4      
          7        CONCAT                                           ~5      $4, '+%3D%3E++'
          8        INIT_FCALL                                               'var_export'
          9        IS_NOT_EQUAL                                     ~6      !1, null
         10        SEND_VAL                                                 ~6
         11        SEND_VAL                                                 <true>
         12        DO_ICALL                                         $7      
         13        CONCAT                                           ~8      ~5, $7
         14        CONCAT                                           ~9      ~8, '%0A'
         15        ECHO                                                     ~9
    5    16      > JMP                                                      ->2
         17    >   FE_FREE                                                  $3
    7    18      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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