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<?php var_dump( (float) 'NAN' ); var_dump( (float) 'NaN' ); var_dump( (float) 'nan' ); var_dump( (float) ' NAN' ); var_dump( (float) 'NAN ' ); var_dump( (float) ' NAN ' ); var_dump( (float) 'foo' );
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/2Xakm
function name:  (null)
number of ops:  29
compiled vars:  none
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
    3     0  E >   INIT_FCALL                                                   'var_dump'
          1        CAST                                              5  ~0      'NAN'
          2        SEND_VAL                                                     ~0
          3        DO_ICALL                                                     
    4     4        INIT_FCALL                                                   'var_dump'
          5        CAST                                              5  ~2      'NaN'
          6        SEND_VAL                                                     ~2
          7        DO_ICALL                                                     
    5     8        INIT_FCALL                                                   'var_dump'
          9        CAST                                              5  ~4      'nan'
         10        SEND_VAL                                                     ~4
         11        DO_ICALL                                                     
    6    12        INIT_FCALL                                                   'var_dump'
         13        CAST                                              5  ~6      '+NAN'
         14        SEND_VAL                                                     ~6
         15        DO_ICALL                                                     
    7    16        INIT_FCALL                                                   'var_dump'
         17        CAST                                              5  ~8      'NAN+'
         18        SEND_VAL                                                     ~8
         19        DO_ICALL                                                     
    8    20        INIT_FCALL                                                   'var_dump'
         21        CAST                                              5  ~10     '+NAN+'
         22        SEND_VAL                                                     ~10
         23        DO_ICALL                                                     
    9    24        INIT_FCALL                                                   'var_dump'
         25        CAST                                              5  ~12     'foo'
         26        SEND_VAL                                                     ~12
         27        DO_ICALL                                                     
         28      > RETURN                                                       1

Generated using Vulcan Logic Dumper, using php 8.5.0


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