3v4l.org

run code in 300+ PHP versions simultaneously
<?php $xml = new \SimpleXMLElement(' <blog-post> <dc:tag xmlns:dc="http://purl.org/dc/elements/1.1/"/> <tag xmlns:dc="http://purl.org/dc/elements/1.1/"/> </blog-post>' ); var_dump(count($xml->xpath('*'))); var_dump($xml->count()); var_dump(count($xml)); var_dump(count($xml->children())); echo "\n\n"; $xml = new \SimpleXMLElement(' <blog-post> <dc:tag xmlns:dc="http://purl.org/dc/elements/1.1/"/> <dc:tag xmlns:dc="http://purl.org/dc/elements/1.1/"/> <dc:tag xmlns:dc="http://purl.org/dc/elements/1.1/"/> <dc:tag xmlns:dc="http://purl.org/dc/elements/1.1/"/> </blog-post>' ); var_dump(count($xml->xpath('*'))); var_dump(count($xml)); var_dump(count($xml->children())); echo "\n\n"; $xml = new \SimpleXMLElement(' <dc:blog-post xmlns:dc="http://purl.org/dc/elements/1.1/"> <dc:tag/> <dc:tag/> <dc:tag/> </dc:blog-post>' ); var_dump(count($xml->xpath('*'))); var_dump(count($xml)); var_dump(count($xml->children()));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/EatEF
function name:  (null)
number of ops:  71
compiled vars:  !0 = $xml
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   NEW                                              $1      'SimpleXMLElement'
          1        SEND_VAL_EX                                              '%0A++++%3Cblog-post%3E%0A++++++++%3Cdc%3Atag+xmlns%3Adc%3D%22http%3A%2F%2Fpurl.org%2Fdc%2Felements%2F1.1%2F%22%2F%3E%0A++++++++%3Ctag+xmlns%3Adc%3D%22http%3A%2F%2Fpurl.org%2Fdc%2Felements%2F1.1%2F%22%2F%3E%0A++++%3C%2Fblog-post%3E'
          2        DO_FCALL                                      0          
          3        ASSIGN                                                   !0, $1
    9     4        INIT_FCALL                                               'var_dump'
          5        INIT_METHOD_CALL                                         !0, 'xpath'
          6        SEND_VAL_EX                                              '%2A'
          7        DO_FCALL                                      0  $4      
          8        COUNT                                            ~5      $4
          9        SEND_VAL                                                 ~5
         10        DO_ICALL                                                 
   10    11        INIT_FCALL                                               'var_dump'
         12        INIT_METHOD_CALL                                         !0, 'count'
         13        DO_FCALL                                      0  $7      
         14        SEND_VAR                                                 $7
         15        DO_ICALL                                                 
   11    16        INIT_FCALL                                               'var_dump'
         17        COUNT                                            ~9      !0
         18        SEND_VAL                                                 ~9
         19        DO_ICALL                                                 
   12    20        INIT_FCALL                                               'var_dump'
         21        INIT_METHOD_CALL                                         !0, 'children'
         22        DO_FCALL                                      0  $11     
         23        COUNT                                            ~12     $11
         24        SEND_VAL                                                 ~12
         25        DO_ICALL                                                 
   13    26        ECHO                                                     '%0A%0A'
   15    27        NEW                                              $14     'SimpleXMLElement'
         28        SEND_VAL_EX                                              '%0A++++%3Cblog-post%3E%0A++++++++%3Cdc%3Atag+xmlns%3Adc%3D%22http%3A%2F%2Fpurl.org%2Fdc%2Felements%2F1.1%2F%22%2F%3E%0A++++++++%3Cdc%3Atag+xmlns%3Adc%3D%22http%3A%2F%2Fpurl.org%2Fdc%2Felements%2F1.1%2F%22%2F%3E%0A++++++++%3Cdc%3Atag+xmlns%3Adc%3D%22http%3A%2F%2Fpurl.org%2Fdc%2Felements%2F1.1%2F%22%2F%3E%0A++++++++%3Cdc%3Atag+xmlns%3Adc%3D%22http%3A%2F%2Fpurl.org%2Fdc%2Felements%2F1.1%2F%22%2F%3E%0A++++%3C%2Fblog-post%3E'
         29        DO_FCALL                                      0          
         30        ASSIGN                                                   !0, $14
   23    31        INIT_FCALL                                               'var_dump'
         32        INIT_METHOD_CALL                                         !0, 'xpath'
         33        SEND_VAL_EX                                              '%2A'
         34        DO_FCALL                                      0  $17     
         35        COUNT                                            ~18     $17
         36        SEND_VAL                                                 ~18
         37        DO_ICALL                                                 
   24    38        INIT_FCALL                                               'var_dump'
         39        COUNT                                            ~20     !0
         40        SEND_VAL                                                 ~20
         41        DO_ICALL                                                 
   25    42        INIT_FCALL                                               'var_dump'
         43        INIT_METHOD_CALL                                         !0, 'children'
         44        DO_FCALL                                      0  $22     
         45        COUNT                                            ~23     $22
         46        SEND_VAL                                                 ~23
         47        DO_ICALL                                                 
   26    48        ECHO                                                     '%0A%0A'
   28    49        NEW                                              $25     'SimpleXMLElement'
         50        SEND_VAL_EX                                              '%0A++++%3Cdc%3Ablog-post+xmlns%3Adc%3D%22http%3A%2F%2Fpurl.org%2Fdc%2Felements%2F1.1%2F%22%3E%0A++++++++%3Cdc%3Atag%2F%3E%0A++++++++%3Cdc%3Atag%2F%3E%0A++++++++%3Cdc%3Atag%2F%3E%0A++++%3C%2Fdc%3Ablog-post%3E'
         51        DO_FCALL                                      0          
         52        ASSIGN                                                   !0, $25
   36    53        INIT_FCALL                                               'var_dump'
         54        INIT_METHOD_CALL                                         !0, 'xpath'
         55        SEND_VAL_EX                                              '%2A'
         56        DO_FCALL                                      0  $28     
         57        COUNT                                            ~29     $28
         58        SEND_VAL                                                 ~29
         59        DO_ICALL                                                 
   37    60        INIT_FCALL                                               'var_dump'
         61        COUNT                                            ~31     !0
         62        SEND_VAL                                                 ~31
         63        DO_ICALL                                                 
   38    64        INIT_FCALL                                               'var_dump'
         65        INIT_METHOD_CALL                                         !0, 'children'
         66        DO_FCALL                                      0  $33     
         67        COUNT                                            ~34     $33
         68        SEND_VAL                                                 ~34
         69        DO_ICALL                                                 
         70      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
125.04 ms | 1015 KiB | 14 Q