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[讨论]全局变量和局部变量
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发表于: 2007-6-4 12:44
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.386
.model flat,stdcall
option casemap:none
include windows.inc
include kernel32.inc
include user32.inc
includelib kernel32.lib
includelib user32.lib
.data
szBuff db 156 dup(?)
szTest db 'test',0
.code
start:
invoke lstrcat,addr szBuff,addr szTest
invoke MessageBox,0,addr szBuff,0,0
invoke ExitProcess,0
end start
;>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>..
.386
.model flat,stdcall
option casemap:none
include windows.inc
include kernel32.inc
include user32.inc
includelib kernel32.lib
includelib user32.lib
.data
szTest db 'test',0
.code
Test1 proc
local szBuff[156]:byte
invoke lstrcat,addr szBuff,addr szTest
invoke MessageBox,0,addr szBuff,0,0
invoke ExitProcess,0
Test1 endp
;********************************************
start:
invoke test1
end start
两代码行如图:
.model flat,stdcall
option casemap:none
include windows.inc
include kernel32.inc
include user32.inc
includelib kernel32.lib
includelib user32.lib
.data
szBuff db 156 dup(?)
szTest db 'test',0
.code
start:
invoke lstrcat,addr szBuff,addr szTest
invoke MessageBox,0,addr szBuff,0,0
invoke ExitProcess,0
end start
;>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>..
.386
.model flat,stdcall
option casemap:none
include windows.inc
include kernel32.inc
include user32.inc
includelib kernel32.lib
includelib user32.lib
.data
szTest db 'test',0
.code
Test1 proc
local szBuff[156]:byte
invoke lstrcat,addr szBuff,addr szTest
invoke MessageBox,0,addr szBuff,0,0
invoke ExitProcess,0
Test1 endp
;********************************************
start:
invoke test1
end start
两代码行如图:
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我想问一下,为什么把szBuff定义为全局变量的话,它就是不包含东西;而定义局部变量,就有东西了?
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 明白鸟,谢谢结帖 |
