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<?php //error_reporting(0); $date = new DateTime('yesterday'); $dati = new DateTimeImmutable(); $null = null; var_dump($date < $null); var_dump($date > $null); var_dump($null < $date); var_dump($null > $date); var_dump($dati < $date); var_dump($dati > $date); var_dump($null < $dati); var_dump($null > $dati);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/8Vs3L
function name:  (null)
number of ops:  41
compiled vars:  !0 = $date, !1 = $dati, !2 = $null
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   NEW                                              $3      'DateTime'
          1        SEND_VAL_EX                                              'yesterday'
          2        DO_FCALL                                      0          
          3        ASSIGN                                                   !0, $3
    4     4        NEW                                              $6      'DateTimeImmutable'
          5        DO_FCALL                                      0          
          6        ASSIGN                                                   !1, $6
    5     7        ASSIGN                                                   !2, null
    7     8        INIT_FCALL                                               'var_dump'
          9        IS_SMALLER                                       ~10     !0, !2
         10        SEND_VAL                                                 ~10
         11        DO_ICALL                                                 
    8    12        INIT_FCALL                                               'var_dump'
         13        IS_SMALLER                                       ~12     !2, !0
         14        SEND_VAL                                                 ~12
         15        DO_ICALL                                                 
    9    16        INIT_FCALL                                               'var_dump'
         17        IS_SMALLER                                       ~14     !2, !0
         18        SEND_VAL                                                 ~14
         19        DO_ICALL                                                 
   10    20        INIT_FCALL                                               'var_dump'
         21        IS_SMALLER                                       ~16     !0, !2
         22        SEND_VAL                                                 ~16
         23        DO_ICALL                                                 
   11    24        INIT_FCALL                                               'var_dump'
         25        IS_SMALLER                                       ~18     !1, !0
         26        SEND_VAL                                                 ~18
         27        DO_ICALL                                                 
   12    28        INIT_FCALL                                               'var_dump'
         29        IS_SMALLER                                       ~20     !0, !1
         30        SEND_VAL                                                 ~20
         31        DO_ICALL                                                 
   13    32        INIT_FCALL                                               'var_dump'
         33        IS_SMALLER                                       ~22     !2, !1
         34        SEND_VAL                                                 ~22
         35        DO_ICALL                                                 
   14    36        INIT_FCALL                                               'var_dump'
         37        IS_SMALLER                                       ~24     !1, !2
         38        SEND_VAL                                                 ~24
         39        DO_ICALL                                                 
         40      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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