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<?php $x = DateInterval::createFromDateString('10 minutes'); $y = DateInterval::createFromDateString('30 minutes'); compare($x, $y); print_r($x, true); print_r($y, true); echo "\nAFTER\n"; compare($x, $y); function compare($x, $y) { echo 'x > y: '; var_dump($x > $y); echo 'x < y: '; var_dump($x < $y); echo 'x == y: '; var_dump($x == $y); echo 'x != y: '; var_dump($x != $y); }
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/0g4HU
function name:  (null)
number of ops:  26
compiled vars:  !0 = $x, !1 = $y
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   INIT_STATIC_METHOD_CALL                                  'DateInterval', 'createFromDateString'
          1        SEND_VAL                                                 '10+minutes'
          2        DO_FCALL                                      0  $2      
          3        ASSIGN                                                   !0, $2
    3     4        INIT_STATIC_METHOD_CALL                                  'DateInterval', 'createFromDateString'
          5        SEND_VAL                                                 '30+minutes'
          6        DO_FCALL                                      0  $4      
          7        ASSIGN                                                   !1, $4
    4     8        INIT_FCALL_BY_NAME                                       'compare'
          9        SEND_VAR_EX                                              !0
         10        SEND_VAR_EX                                              !1
         11        DO_FCALL                                      0          
    5    12        INIT_FCALL                                               'print_r'
         13        SEND_VAR                                                 !0
         14        SEND_VAL                                                 <true>
         15        DO_ICALL                                                 
    6    16        INIT_FCALL                                               'print_r'
         17        SEND_VAR                                                 !1
         18        SEND_VAL                                                 <true>
         19        DO_ICALL                                                 
    7    20        ECHO                                                     '%0AAFTER%0A'
    8    21        INIT_FCALL_BY_NAME                                       'compare'
         22        SEND_VAR_EX                                              !0
         23        SEND_VAR_EX                                              !1
         24        DO_FCALL                                      0          
   19    25      > RETURN                                                   1

Function compare:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/0g4HU
function name:  compare
number of ops:  23
compiled vars:  !0 = $x, !1 = $y
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   10     0  E >   RECV                                             !0      
          1        RECV                                             !1      
   11     2        ECHO                                                     'x+%3E+y%3A+'
   12     3        INIT_FCALL                                               'var_dump'
          4        IS_SMALLER                                       ~2      !1, !0
          5        SEND_VAL                                                 ~2
          6        DO_ICALL                                                 
   13     7        ECHO                                                     'x+%3C+y%3A+'
   14     8        INIT_FCALL                                               'var_dump'
          9        IS_SMALLER                                       ~4      !0, !1
         10        SEND_VAL                                                 ~4
         11        DO_ICALL                                                 
   15    12        ECHO                                                     'x+%3D%3D+y%3A+'
   16    13        INIT_FCALL                                               'var_dump'
         14        IS_EQUAL                                         ~6      !0, !1
         15        SEND_VAL                                                 ~6
         16        DO_ICALL                                                 
   17    17        ECHO                                                     'x+%21%3D+y%3A+'
   18    18        INIT_FCALL                                               'var_dump'
         19        IS_NOT_EQUAL                                     ~8      !0, !1
         20        SEND_VAL                                                 ~8
         21        DO_ICALL                                                 
   19    22      > RETURN                                                   null

End of function compare

Generated using Vulcan Logic Dumper, using php 8.0.0


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