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<?php echo filter_var(true, FILTER_VALIDATE_BOOLEAN); echo filter_var('true', FILTER_VALIDATE_BOOLEAN); echo filter_var(false, FILTER_VALIDATE_BOOLEAN); echo filter_var('false', FILTER_VALIDATE_BOOLEAN);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/dmdS7
function name:  (null)
number of ops:  21
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   INIT_FCALL                                               'filter_var'
          1        SEND_VAL                                                 <true>
          2        SEND_VAL                                                 258
          3        DO_ICALL                                         $0      
          4        ECHO                                                     $0
    4     5        INIT_FCALL                                               'filter_var'
          6        SEND_VAL                                                 'true'
          7        SEND_VAL                                                 258
          8        DO_ICALL                                         $1      
          9        ECHO                                                     $1
    5    10        INIT_FCALL                                               'filter_var'
         11        SEND_VAL                                                 <false>
         12        SEND_VAL                                                 258
         13        DO_ICALL                                         $2      
         14        ECHO                                                     $2
    6    15        INIT_FCALL                                               'filter_var'
         16        SEND_VAL                                                 'false'
         17        SEND_VAL                                                 258
         18        DO_ICALL                                         $3      
         19        ECHO                                                     $3
         20      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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