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Find the output for the following code. <?php $x="hello"; $x=null; var_dump($x); ?>
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/bQj8N
function name:  (null)
number of ops:  7
compiled vars:  !0 = $x
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    1     0  E >   ECHO                                                     'Find+the+output+for+the+following+code.%0A'
    3     1        ASSIGN                                                   !0, 'hello'
    4     2        ASSIGN                                                   !0, null
    5     3        INIT_FCALL                                               'var_dump'
          4        SEND_VAR                                                 !0
          5        DO_ICALL                                                 
    6     6      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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