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<?php $x=5; $y=7; function myTest(){ global $x,$y; $y= $x + $y; } myTest(); //run function echo $y; // output the new value for variable $y ?>
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/YTjvo
function name:  (null)
number of ops:  6
compiled vars:  !0 = $x, !1 = $y
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, 5
    3     1        ASSIGN                                                   !1, 7
    9     2        INIT_FCALL                                               'mytest'
          3        DO_FCALL                                      0          
   10     4        ECHO                                                     !1
   11     5      > RETURN                                                   1

Function mytest:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/YTjvo
function name:  myTest
number of ops:  5
compiled vars:  !0 = $x, !1 = $y
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    5     0  E >   BIND_GLOBAL                                              !0, 'x'
          1        BIND_GLOBAL                                              !1, 'y'
    6     2        ADD                                              ~2      !0, !1
          3        ASSIGN                                                   !1, ~2
    7     4      > RETURN                                                   null

End of function mytest

Generated using Vulcan Logic Dumper, using php 8.0.0


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