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<?php error_reporting(0); $date = new DateTime(); $null = null; var_dump($date < $null); var_dump($date > $null); var_dump($null < $date); var_dump($null > $date); if (class_exists('DateTimeImmutable')) { $dati = new DateTimeImmutable(); var_dump($dati < $date); var_dump($dati > $date); var_dump($null < $dati); var_dump($null > $dati); } else { echo 'Not Implemented'; }
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 43) Position 1 = 27, Position 2 = 47
Branch analysis from position: 27
1 jumps found. (Code = 42) Position 1 = 48
Branch analysis from position: 48
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 47
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/NgY3Q
function name:  (null)
number of ops:  49
compiled vars:  !0 = $date, !1 = $null, !2 = $dati
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   INIT_FCALL                                               'error_reporting'
          1        SEND_VAL                                                 0
          2        DO_ICALL                                                 
    3     3        NEW                                              $4      'DateTime'
          4        DO_FCALL                                      0          
          5        ASSIGN                                                   !0, $4
    4     6        ASSIGN                                                   !1, null
    6     7        INIT_FCALL                                               'var_dump'
          8        IS_SMALLER                                       ~8      !0, !1
          9        SEND_VAL                                                 ~8
         10        DO_ICALL                                                 
    7    11        INIT_FCALL                                               'var_dump'
         12        IS_SMALLER                                       ~10     !1, !0
         13        SEND_VAL                                                 ~10
         14        DO_ICALL                                                 
    8    15        INIT_FCALL                                               'var_dump'
         16        IS_SMALLER                                       ~12     !1, !0
         17        SEND_VAL                                                 ~12
         18        DO_ICALL                                                 
    9    19        INIT_FCALL                                               'var_dump'
         20        IS_SMALLER                                       ~14     !0, !1
         21        SEND_VAL                                                 ~14
         22        DO_ICALL                                                 
   11    23        INIT_FCALL                                               'class_exists'
         24        SEND_VAL                                                 'DateTimeImmutable'
         25        DO_ICALL                                         $16     
         26      > JMPZ                                                     $16, ->47
   12    27    >   NEW                                              $17     'DateTimeImmutable'
         28        DO_FCALL                                      0          
         29        ASSIGN                                                   !2, $17
   14    30        INIT_FCALL                                               'var_dump'
         31        IS_SMALLER                                       ~20     !2, !0
         32        SEND_VAL                                                 ~20
         33        DO_ICALL                                                 
   15    34        INIT_FCALL                                               'var_dump'
         35        IS_SMALLER                                       ~22     !0, !2
         36        SEND_VAL                                                 ~22
         37        DO_ICALL                                                 
   16    38        INIT_FCALL                                               'var_dump'
         39        IS_SMALLER                                       ~24     !1, !2
         40        SEND_VAL                                                 ~24
         41        DO_ICALL                                                 
   17    42        INIT_FCALL                                               'var_dump'
         43        IS_SMALLER                                       ~26     !2, !1
         44        SEND_VAL                                                 ~26
         45        DO_ICALL                                                 
         46      > JMP                                                      ->48
   19    47    >   ECHO                                                     'Not+Implemented'
   20    48    > > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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