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<?php function abc(){ $a=1+1; //return $a; //把$a的值返回给函数abc() echo $a; } echo abc(); ?>
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/SBRMk
function name:  (null)
number of ops:  4
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    8     0  E >   INIT_FCALL                                               'abc'
          1        DO_FCALL                                      0  $0      
          2        ECHO                                                     $0
   10     3      > RETURN                                                   1

Function abc:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/SBRMk
function name:  abc
number of ops:  3
compiled vars:  !0 = $a
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, 2
    5     1        ECHO                                                     !0
    6     2      > RETURN                                                   null

End of function abc

Generated using Vulcan Logic Dumper, using php 8.0.0


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