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<?php // Le bug de l'espace var_dump(is_numeric(' 1')); var_dump(is_numeric('1 ')); // Mais... var_dump(' 1' == 1); var_dump('1 ' == 1);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/BYrsX
function name:  (null)
number of ops:  19
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    5     0  E >   INIT_FCALL                                               'var_dump'
          1        INIT_FCALL                                               'is_numeric'
          2        SEND_VAL                                                 '+1'
          3        DO_ICALL                                         $0      
          4        SEND_VAR                                                 $0
          5        DO_ICALL                                                 
    6     6        INIT_FCALL                                               'var_dump'
          7        INIT_FCALL                                               'is_numeric'
          8        SEND_VAL                                                 '1+'
          9        DO_ICALL                                         $2      
         10        SEND_VAR                                                 $2
         11        DO_ICALL                                                 
    9    12        INIT_FCALL                                               'var_dump'
         13        SEND_VAL                                                 <true>
         14        DO_ICALL                                                 
   10    15        INIT_FCALL                                               'var_dump'
         16        SEND_VAL                                                 <true>
         17        DO_ICALL                                                 
         18      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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