3v4l.org

run code in 300+ PHP versions simultaneously
<script type="text/javascript"> window.onload = function () { var useremail = "<?php echo json_encode(['asdf']); ?>"; document.getElementsByName("ElementName")[0].value = useremail; } </script>
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/ffDZf
function name:  (null)
number of ops:  7
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    1     0  E >   ECHO                                                     '%3Cscript+type%3D%22text%2Fjavascript%22%3E%0Awindow.onload+%3D+function+%28%29+%7B%0A%0Avar+useremail+%3D+%22'
    4     1        INIT_FCALL                                               'json_encode'
          2        SEND_VAL                                                 <array>
          3        DO_ICALL                                         $0      
          4        ECHO                                                     $0
          5        ECHO                                                     '%22%3B%0A%0Adocument.getElementsByName%28%22ElementName%22%29%5B0%5D.value+%3D+useremail%3B%0A%7D%0A%3C%2Fscript%3E'
    8     6      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
268.18 ms | 1008 KiB | 14 Q