3v4l.org

run code in 500+ PHP versions simultaneously
<?php class FooBar extends DateTime { public function foo($timezone) { return $this->setTimezone(new DateTimeZone($timezone)); } } $f = new FooBar(); var_Dump($f); $f->foo('UTC'); var_Dump($f); $f->foo('+00:00'); var_Dump($f); $f->foo('GMT'); var_Dump($f);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/TPWi1
function name:  (null)
number of ops:  25
compiled vars:  !0 = $f
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
   11     0  E >   NEW                                                  $1      'FooBar'
          1        DO_FCALL                                          0          
          2        ASSIGN                                                       !0, $1
   12     3        INIT_FCALL                                                   'var_dump'
          4        SEND_VAR                                                     !0
          5        DO_ICALL                                                     
   14     6        INIT_METHOD_CALL                                             !0, 'foo'
          7        SEND_VAL_EX                                                  'UTC'
          8        DO_FCALL                                          0          
   15     9        INIT_FCALL                                                   'var_dump'
         10        SEND_VAR                                                     !0
         11        DO_ICALL                                                     
   17    12        INIT_METHOD_CALL                                             !0, 'foo'
         13        SEND_VAL_EX                                                  '%2B00%3A00'
         14        DO_FCALL                                          0          
   18    15        INIT_FCALL                                                   'var_dump'
         16        SEND_VAR                                                     !0
         17        DO_ICALL                                                     
   20    18        INIT_METHOD_CALL                                             !0, 'foo'
         19        SEND_VAL_EX                                                  'GMT'
         20        DO_FCALL                                          0          
   21    21        INIT_FCALL                                                   'var_dump'
         22        SEND_VAR                                                     !0
         23        DO_ICALL                                                     
         24      > RETURN                                                       1

Class FooBar:
Function foo:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/TPWi1
function name:  foo
number of ops:  9
compiled vars:  !0 = $timezone
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
    5     0  E >   RECV                                                 !0      
    7     1        INIT_METHOD_CALL                                             'setTimezone'
          2        NEW                                                  $1      'DateTimeZone'
          3        SEND_VAR_EX                                                  !0
          4        DO_FCALL                                          0          
          5        SEND_VAR_NO_REF_EX                                           $1
          6        DO_FCALL                                          0  $3      
          7      > RETURN                                                       $3
    8     8*     > RETURN                                                       null

End of function foo

End of class FooBar.

Generated using Vulcan Logic Dumper, using php 8.5.0


preferences:
161.63 ms | 1851 KiB | 9 Q