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<?php $data = <<<DATA <?xml version="1.0"?> <devices> <device name="TEMP" index="0" available="1" type="" id="xxx"> <field type="2" max="50" min="-20" niceName="Temperature (C)" value="24.75" key="TempC"/> <field type="2" max="122" min="-4" niceName="Temperature (F)" value="76.55" key="TempF"/> </device> <device name="TEMP" index="0" available="1" type="" id="xxx"> <field type="2" max="50" min="-20" niceName="Temperature (C)" value="24.75" key="TempC"/> <field type="2" max="122" min="-4" niceName="Temperature (F)" value="76.56" key="TempF"/> </device> </devices> DATA; $xml = simplexml_load_string($data); echo '<h2>Server Temperature</h2>'; foreach ($xml->xpath('/devices/device/field[@key="TempF"]/@value') as $value) { echo 'Temp: ' . $value . "<br>"; }
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 77) Position 1 = 10, Position 2 = 15
Branch analysis from position: 10
2 jumps found. (Code = 78) Position 1 = 11, Position 2 = 15
Branch analysis from position: 11
1 jumps found. (Code = 42) Position 1 = 10
Branch analysis from position: 10
Branch analysis from position: 15
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 15
filename:       /in/kWP9e
function name:  (null)
number of ops:  17
compiled vars:  !0 = $data, !1 = $xml, !2 = $value
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, '%3C%3Fxml+version%3D%221.0%22%3F%3E%0A%3Cdevices%3E%0A++++%3Cdevice+name%3D%22TEMP%22+index%3D%220%22+available%3D%221%22+type%3D%22%22+id%3D%22xxx%22%3E%0A++++++++%3Cfield+type%3D%222%22+max%3D%2250%22+min%3D%22-20%22+niceName%3D%22Temperature+%28C%29%22+value%3D%2224.75%22+key%3D%22TempC%22%2F%3E%0A++++++++%3Cfield+type%3D%222%22+max%3D%22122%22+min%3D%22-4%22+niceName%3D%22Temperature+%28F%29%22+value%3D%2276.55%22+key%3D%22TempF%22%2F%3E%0A++++%3C%2Fdevice%3E%0A++++%3Cdevice+name%3D%22TEMP%22+index%3D%220%22+available%3D%221%22+type%3D%22%22+id%3D%22xxx%22%3E%0A++++++++%3Cfield+type%3D%222%22+max%3D%2250%22+min%3D%22-20%22+niceName%3D%22Temperature+%28C%29%22+value%3D%2224.75%22+key%3D%22TempC%22%2F%3E%0A++++++++%3Cfield+type%3D%222%22+max%3D%22122%22+min%3D%22-4%22+niceName%3D%22Temperature+%28F%29%22+value%3D%2276.56%22+key%3D%22TempF%22%2F%3E%0A++++%3C%2Fdevice%3E%0A%3C%2Fdevices%3E'
   17     1        INIT_FCALL                                               'simplexml_load_string'
          2        SEND_VAR                                                 !0
          3        DO_ICALL                                         $4      
          4        ASSIGN                                                   !1, $4
   19     5        ECHO                                                     '%3Ch2%3EServer+Temperature%3C%2Fh2%3E'
   20     6        INIT_METHOD_CALL                                         !1, 'xpath'
          7        SEND_VAL_EX                                              '%2Fdevices%2Fdevice%2Ffield%5B%40key%3D%22TempF%22%5D%2F%40value'
          8        DO_FCALL                                      0  $6      
          9      > FE_RESET_R                                       $7      $6, ->15
         10    > > FE_FETCH_R                                               $7, !2, ->15
   21    11    >   CONCAT                                           ~8      'Temp%3A+', !2
         12        CONCAT                                           ~9      ~8, '%3Cbr%3E'
         13        ECHO                                                     ~9
   20    14      > JMP                                                      ->10
         15    >   FE_FREE                                                  $7
   22    16      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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149.53 ms | 1011 KiB | 14 Q