【已解决】BAT脚本kytes转换mb计算时超过32精确度

赖渊

我使用了普通的bat除法命令，然而会出现数值过大导致无法计算。
请问有大佬给个好点子吗？

http://www.bathome.net/viewthread.php?tid=3372

计算函数部分用的是这个，但是感觉除法这个帖子的函数太复杂了....

1. PUSHD %~DP0 &TITLE 删除sewwo教学程序日志淤积（赖渊）
   
2. @echo off&chcp 437>nul&setlocal enabledelayedexpansion
   
3. 
   
4. for /f "delims=" %%l in ('dir "D:" /a /s /-c ^| findstr /i "bytes$"') do (
   
5. for /f "tokens=3 delims= " %%a in ("%%l") do (set 1=%%a)
   
6. )
   
7. echo !1! bytes %统计大小%
   
8. 
   
9. set num=0
   
10. for /f "delims=" %%i in ('dir F:\%1 /a-d /b /s') do @set /a num1+=1 %统计数目%
    
11. ::第一次计算用户目录sewwo日志目录文件个数及大小
    
12. 
    
13. for /f "delims=" %%l in ('dir "D:" /a /s /-c ^| findstr /i "bytes$"') do (
    
14.   for /f "tokens=3 delims= " %%a in ("%%l") do (set 2=%%a)
    
15. )
    
16. echo !2! bytes%统计大小%
    
17. 
    
18. set num=0
    
19. for /f "delims=" %%i in ('dir F:\%1 /a-d /b /s') do @set /a num2+=1 %统计数目%
    
20. ::第一次计算系统目录sewwo日志目录文件个数及大小
    
21. 
    
22. call :jia !1! !2! dx1
    
23. echo %dx1% bytse
    
24. 
    
25. call :jia %num1% %num2% sm1
    
26. echo %sm1%
    
27. 
    
28. ::第一次调用加法函数统计删除前日志目录总文件数及大小
    
29. 
    
30. for /f "delims=" %%l in ('dir "D:" /a /s /-c ^| findstr /i "bytes$"') do (
    
31.   for /f "tokens=3 delims= " %%a in ("%%l") do (set 3=%%a)
    
32. )
    
33. echo !3! bytes %统计大小%
    
34. 
    
35. set num=0
    
36. for /f "delims=" %%i in ('dir F:\%1 /a-d /b /s') do @set /a num3+=1 %统计数目%
    
37. ::第二次计算用户目录sewwo日志目录文件个数及大小
    
38. 
    
39. for /f "delims=" %%l in ('dir "D:" /a /s /-c ^| findstr /i "bytes$"') do (
    
40.   for /f "tokens=3 delims= " %%a in ("%%l") do (set 4=%%a)
    
41. )
    
42. echo !4! bytes %统计大小%
    
43. 
    
44. set num=0
    
45. for /f "delims=" %%i in ('dir F:\%1 /a-d /b /s') do @set /a num4+=1 %统计数目%
    
46. ::第二次计算系统目录sewwo日志目录文件个数及大小
    
47. 
    
48. call :jia !3! !4! dx2
    
49. echo %dx2% bytse
    
50. 
    
51. call :jia %num3% %num4% sm2
    
52. echo %sm2%
    
53. 
    
54. ::第二次调用加法函数统计删除后日志目录文件数及总大小
    
55. 
    
56. call :jian %dx1% %dx2% dx3
    
57. echo %dx3% bytse
    
58. ::计算前后空间减少的大小
    
59. 
    
60. call :jian %sm1% %sm2% sm3
    
61. echo %sm3%
    
62. ::计算前后文件减少的数目
    
63. 
    
64. set /a a=%dx1%,b=1048576
    
65. set /a result=%a%/%b%
    
66. echo %a%/%b%=%q%
    
67. set /a a=%dx2%,b=1048576
    
68. set /a result=%a%/%b%
    
69. echo %a%/%b%=%h%
    
70. set /a a=%dx3%,b=1048576
    
71. set /a result=%a%/%b%
    
72. echo %a%/%b%=%t%
    
73. ::bytes转换成MB
    
74. 
    
75. @echo off&CHCP 936>nul
    
76. 
    
77. echo 清理前%q%MB，清理后%h%MB，共清理了%t%MB,总共%sm3%个文件
    
78. echo laiyuanys.ys168.com
    
79. 
    
80. pause > nul
    
81. 
    
82. 
    
83. :jia 加法计算函数
    
84. setlocal enabledelayedexpansion&set f=&set "t="
    
85. set var1=%~1&set var2=%~2&set /a j=0,n1=0,n2=0
    
86. for /l %%a in (0 1 9) do (set vard1=&set "vard2="
    
87. set var1=!var1:%%a= %%a !&set var2=!var2:%%a= %%a !)
    
88. for %%a in (!var1!)do (set/a n1+=1&set vard1=%%a !vard1!)
    
89. for %%a in (!var2!)do (set/a n2+=1&set vard2=%%a !vard2!)
    
90. (if !n1! lss !n2! (set var1=%var2%&set "var2=%var1%"
    
91. set vard1=%vard2%&set vard2=%vard1%))&set "var2=!var2: =!"
    
92. for %%a in (!vard1!) do (if "!var2!"=="" set /a var2=0
    
93. set /a a=%%a+!var2:~-1!+j&set t=!a:~-1!!t!&set "a=0!a!"
    
94. set "j=!a:~-2,1!"&set var2=!var2:~0,-1!)
    
95. if !j! neq 0 set "t=!j!!t!"
    
96. Endlocal&set %~3=%t%&goto :EOF
    
97. 
    
98. :jian 减法计算函数
    
99. setlocal enabledelayedexpansion&&set t=&set f=&set "lin="
    
100. for /l %%a in (1 1 10) do set "lin=0000000000!lin!"
     
101. set lin=!lin!!lin!!lin!!lin!!lin!&set "lin=!lin!!lin!"
     
102. set var1=!lin!%~1&set var2=!lin!%~2&set vard1=&set/a j=0
     
103. set var1=!var1:~-1000!&set "var2=!var2:~-1000!"
     
104. if "!var1!" lss "!var2!" (set var1=%~2&set "var2=%~1"
     
105. set "f=-") else set var1=%~1&set "var2=%~2"
     
106. for /l %%a in (0 1 9) do set "var1=!var1:%%a= %%a !"
     
107. for %%a in (!var1!) do set "vard1=%%a !vard1!"
     
108. for %%a in (!vard1!) do (if "!var2!"=="" set/a var2=0
     
109. set /a a=%%a-j,b=!var2:~-1!
     
110. if !a! lss !b! (set /a a+=10,j=1)else set /a j=0
     
111. set /a w=a-b&set t=!w!!t!&set var2=!var2:~0,-1!)
     
112. for /f "tokens=* delims=0" %%a in ("!t!") do (
     
113. if "%%a"=="" (set t=0) else set "t=%%a")
     
114. Endlocal&set %~3=%f%%t%&goto :EOF

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bat脚本打算是用来删除班上电脑sewwo教学系列程序的日志淤积文件用的（大概2G左右）
路径还没有写入，这个无视就好。。。。

麻烦各位了。。。

went

http://www.bathome.net/viewthrea ... hlight=%B4%F3%CA%FD
3楼

newswan

用powershell 计算

1. 
   
2. powershell -c " 10000000000000 /1024 /1024 /1024 /1024  "
   

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赖渊

回复 3# newswan

谢谢Thanks♪(･ω･)ﾉ，似乎能计算起来了，但是输出结果不知道怎么调用起来。。。。

Batcher

回复 4# 赖渊

1. @echo off
   
2. for /f %%i in ('powershell -c "10000000000000 /1024 /1024 /1024 /1024"') do (
   
3.     set "n=%%i"
   
4. )
   
5. echo %n%
   
6. pause

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赖渊

回复 5# Batcher

1. PUSHD %~DP0 &TITLE 清理sewwo教学程序日志淤积（赖渊）
   
2. @echo off&chcp 437>nul&setlocal enabledelayedexpansion
   
3. color 0a
   
4. 
   
5. for /f "delims=" %%l in ('dir "%userprofile%\AppData\Roaming\Seewo" /a /s /-c ^| findstr /i "bytes$"') do (
   
6. for /f "tokens=3 delims= " %%a in ("%%l") do (set 1=%%a)
   
7. )
   
8. echo !1! bytes %统计大小%
   
9. 
   
10. set num=0
    
11. for /f "delims=" %%i in ('dir %userprofile%\AppData\Roaming\Seewo%1 /a-d /b /s') do @set /a num1+=1 %统计数目%
    
12. ::第一次计算用户目录sewwo日志目录文件个数及大小
    
13. 
    
14. for /f "delims=" %%l in ('dir "%systemdrive%\ProgramData\Seewo" /a /s /-c ^| findstr /i "bytes$"') do (
    
15.   for /f "tokens=3 delims= " %%a in ("%%l") do (set 2=%%a)
    
16. )
    
17. echo !2! bytes%统计大小%
    
18. 
    
19. set num=0
    
20. for /f "delims=" %%i in ('dir %systemdrive%\ProgramData\Seewo%1 /a-d /b /s') do @set /a num2+=1 %统计数目%
    
21. ::第一次计算系统目录sewwo日志目录文件个数及大小
    
22. 
    
23. call :jia !1! !2! dx1
    
24. echo %dx1% bytse
    
25. 
    
26. call :jia %num1% %num2% sm1
    
27. echo %sm1%
    
28. 
    
29. ::第一次调用加法函数统计删除前日志目录总文件数及大小
    
30. 
    
31. @ echo on
    
32. 
    
33. del /s /q "%userprofile%\AppData\Roaming\Seewo\EasiAssistant"
    
34. 
    
35. del /s /q "%userprofile%\AppData\Roaming\Seewo\EasiCamera\Log"
    
36. 
    
37. del /s /q "%userprofile%\AppData\Roaming\Seewo\EasiNote3C\Log"
    
38. 
    
39. del /s /q "%userprofile%\AppData\Roaming\Seewo\EasiNote5\Log"
    
40. 
    
41. del /s /q "%userprofile%\AppData\Roaming\Seewo\EasiRecorder\logs"
    
42. 
    
43. del /s /q "%userprofile%\AppData\Roaming\Seewo\ECGuardian\Log"
    
44. 
    
45. del /s /q "%userprofile%\AppData\Roaming\Seewo\SeewoAdClose"
    
46. 
    
47. del /s /q "%userprofile%\AppData\Roaming\Seewo\SeewoLink\logs"
    
48. 
    
49. del /s /q "%userprofile%\AppData\Roaming\Seewo\SeewoLinkService\logs"
    
50. 
    
51. del /s /q "%userprofile%\AppData\Roaming\Seewo\SeewoService"
    
52. 
    
53. del /s /q "%userprofile%\AppData\Roaming\Seewo\SeewoService5"
    
54. 
    
55. del /s /q "%userprofile%\Desktop\Seewo\logs
    
56. 
    
57. del /s /q "%userprofile%\AppData\Roaming\Seewo\SeewoServiceUpdater"
    
58. 
    
59. del /s /q "%userprofile%\AppData\Roaming\Seewo\UpgraderTo41"
    
60. 
    
61. del /s /q "%systemdrive%\ProgramData\Seewo\SeewoAdminService"
    
62. 
    
63. del /s /q "%userprofile%\Desktop\Seewo\SeewoAdminService"
    
64. 
    
65. del /s /q "%userprofile%\Desktop\Seewo\Easiupdate\easiupdate\logs"
    
66. 
    
67. del /s /q "%userprofile%\Desktop\Seewo\SeewoGuard"
    
68. 
    
69. del /s /q "%userprofile%\Desktop\Seewo\Easiupdate3Logs"
    
70. 
    
71. del /s /q "%systemdrive%\ProgramData\Seewo\SeewoGuard"
    
72. 
    
73. del /s /q "%systemdrive%\ProgramData\Seewo\Easiupdate3Logs"
    
74. 
    
75. del /s /q "%systemdrive%\ProgramData\Seewo\logs"
    
76. 
    
77. del /s /q "%systemdrive%\ProgramData\Seewo\LiveProxyGuard"
    
78. 
    
79. del /s /q "%systemdrive%\ProgramData\Seewo\Easiupdate\easiupdate\logs"
    
80. 
    
81. ::清理sewwo教学程序淤积日志文件
    
82. 
    
83. ping 127.0.0.1 -n 2 >nul
    
84. 
    
85. color 0C
    
86. 
    
87. net stop wuauserv
    
88. 
    
89. del /s /q "%systemdrive%\Windows\SoftwareDistribution\DataStore
    
90. 
    
91. color 0a
    
92. 
    
93. ping 127.0.0.1 -n 2 >nul
    
94. 
    
95. net start wuauserv
    
96. 
    
97. @ echo off
    
98. 
    
99. for /f "delims=" %%l in ('dir "%userprofile%\AppData\Roaming\Seewo" /a /s /-c ^| findstr /i "bytes$"') do (
    
100.   for /f "tokens=3 delims= " %%a in ("%%l") do (set 3=%%a)
     
101. )
     
102. echo !3! bytes %统计大小%
     
103. 
     
104. set num=0
     
105. for /f "delims=" %%i in ('dir F:\%1 /a-d /b /s') do @set /a num3+=1 %统计数目%
     
106. ::第二次计算用户目录sewwo日志目录文件个数及大小
     
107. 
     
108. for /f "delims=" %%l in ('dir "D:" /a /s /-c ^| findstr /i "bytes$"') do (
     
109.   for /f "tokens=3 delims= " %%a in ("%%l") do (set 4=%%a)
     
110. )
     
111. echo !4! bytes %统计大小%
     
112. 
     
113. set num=0
     
114. for /f "delims=" %%i in ('dir %systemdrive%\ProgramData\Seewo%1 /a-d /b /s') do @set /a num4+=1 %统计数目%
     
115. ::第二次计算系统目录sewwo日志目录文件个数及大小
     
116. 
     
117. call :jia !3! !4! dx2
     
118. echo %dx2% bytse
     
119. 
     
120. call :jia %num3% %num4% sm2
     
121. echo %sm2%
     
122. 
     
123. ::第二次调用加法函数统计删除后日志目录文件数及总大小
     
124. 
     
125. call :jian %dx1% %dx2% dx3
     
126. echo %dx3% bytse
     
127. ::计算前后空间减少的大小
     
128. 
     
129. call :jian %sm1% %sm2% sm3
     
130. echo %sm3%
     
131. ::计算前后文件减少的数目
     
132. 
     
133. for /f %%i in ('powershell -c "%dx1% /1024 /1024"') do (
     
134. set "q=%%i"
     
135. echo %q%
     
136. 
     
137. set /a a=%dx2%,b=1048576
     
138. set /a result=%a%/%b%
     
139. echo %a%/%b%=%h%
     
140. set /a a=%dx3%,b=1048576
     
141. set /a result=%a%/%b%
     
142. echo %a%/%b%=%t%
     
143. ::bytes转换成MB
     
144. 
     
145. CHCP 936>nul
     
146. Cls
     
147. @ echo.
     
148. echo 清理前%q%MB，清理后%h%MB，共清理了%t%MB,总共%sm3%个文件
     
149. echo laiyuanys.ys168.com
     
150. pause > nul
     
151. 
     
152. 
     
153. :jia 加法计算函数
     
154. setlocal enabledelayedexpansion&set f=&set "t="
     
155. set var1=%~1&set var2=%~2&set /a j=0,n1=0,n2=0
     
156. for /l %%a in (0 1 9) do (set vard1=&set "vard2="
     
157. set var1=!var1:%%a= %%a !&set var2=!var2:%%a= %%a !)
     
158. for %%a in (!var1!)do (set/a n1+=1&set vard1=%%a !vard1!)
     
159. for %%a in (!var2!)do (set/a n2+=1&set vard2=%%a !vard2!)
     
160. (if !n1! lss !n2! (set var1=%var2%&set "var2=%var1%"
     
161. set vard1=%vard2%&set vard2=%vard1%))&set "var2=!var2: =!"
     
162. for %%a in (!vard1!) do (if "!var2!"=="" set /a var2=0
     
163. set /a a=%%a+!var2:~-1!+j&set t=!a:~-1!!t!&set "a=0!a!"
     
164. set "j=!a:~-2,1!"&set var2=!var2:~0,-1!)
     
165. if !j! neq 0 set "t=!j!!t!"
     
166. Endlocal&set %~3=%t%&goto :EOF
     
167. 
     
168. :jian 减法计算函数
     
169. setlocal enabledelayedexpansion&&set t=&set f=&set "lin="
     
170. for /l %%a in (1 1 10) do set "lin=0000000000!lin!"
     
171. set lin=!lin!!lin!!lin!!lin!!lin!&set "lin=!lin!!lin!"
     
172. set var1=!lin!%~1&set var2=!lin!%~2&set vard1=&set/a j=0
     
173. set var1=!var1:~-1000!&set "var2=!var2:~-1000!"
     
174. if "!var1!" lss "!var2!" (set var1=%~2&set "var2=%~1"
     
175. set "f=-") else set var1=%~1&set "var2=%~2"
     
176. for /l %%a in (0 1 9) do set "var1=!var1:%%a= %%a !"
     
177. for %%a in (!var1!) do set "vard1=%%a !vard1!"
     
178. for %%a in (!vard1!) do (if "!var2!"=="" set/a var2=0
     
179. set /a a=%%a-j,b=!var2:~-1!
     
180. if !a! lss !b! (set /a a+=10,j=1)else set /a j=0
     
181. set /a w=a-b&set t=!w!!t!&set var2=!var2:~0,-1!)
     
182. for /f "tokens=* delims=0" %%a in ("!t!") do (
     
183. if "%%a"=="" (set t=0) else set "t=%%a")
     
184. Endlocal&set %~3=%f%%t%&goto :EOF

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修改成

1. for /f %%i in ('powershell -c "%dx1% /1024 /1024"') do (
   
2. set "q=%%i"
   
3. echo %q%

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就不执行下面的运算函数而是直接退出
我尝试添加

1. pause > nul

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来看看运行过程也都是直接退出。。。。

Batcher

回复 6# 赖渊

1. for /f %%i in ('powershell -c "%dx1% /1024 /1024"') do (
   
2.     set "q=%%i"
   
3. )
   
4. echo %q%

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赖渊

回复 7# Batcher
非常非常非常感谢！！
谢谢两位大佬，辛苦了
(oﾟ▽ﾟ)o