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vars.php <?php $i = 10; $t = 20; $e = 0; echo "I: $i"; echo "T: $t"; echo "E: $e"; addition(); echo "E: $e"; function addition() { $e = $i+$t; } ?>
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/enXVa
function name:  (null)
number of ops:  19
compiled vars:  !0 = $i, !1 = $t, !2 = $e
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    1     0  E >   ECHO                                                     'vars.php%0A'
    3     1        ASSIGN                                                   !0, 10
    4     2        ASSIGN                                                   !1, 20
    5     3        ASSIGN                                                   !2, 0
    6     4        NOP                                                      
          5        FAST_CONCAT                                      ~6      'I%3A+', !0
          6        ECHO                                                     ~6
    7     7        NOP                                                      
          8        FAST_CONCAT                                      ~7      'T%3A+', !1
          9        ECHO                                                     ~7
    8    10        NOP                                                      
         11        FAST_CONCAT                                      ~8      'E%3A+', !2
         12        ECHO                                                     ~8
    9    13        INIT_FCALL_BY_NAME                                       'addition'
         14        DO_FCALL                                      0          
   10    15        NOP                                                      
         16        FAST_CONCAT                                      ~10     'E%3A+', !2
         17        ECHO                                                     ~10
   17    18      > RETURN                                                   1

Function addition:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/enXVa
function name:  addition
number of ops:  3
compiled vars:  !0 = $e, !1 = $i, !2 = $t
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   15     0  E >   ADD                                              ~3      !1, !2
          1        ASSIGN                                                   !0, ~3
   16     2      > RETURN                                                   null

End of function addition

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