我有以下命令来计算模式20??????
之后的所有目录:
'dir /b "20??????" | find /c "2"'
例如,如果我有以下目录,该命令将返回6:
20090901
20090902
20090903
20090904
20090905
20090906
如何将此命令的结果(前面提到的示例中的6)存储在变量?
中答案 0 :(得分:45)
set cmd="dir /b "20??????" | find /c "2" "
FOR /F "tokens=*" %%i IN (' %cmd% ') DO SET X=%%i
答案 1 :(得分:8)
(dir /b "20??????" | find /c "2")>>x.txt
set /p variable=<x.txt
就是这样。
当然,如果您不想要该文件,请稍后执行此操作:
del x.txt
编辑 - 如何使文件名唯一:
@Mai:使用它来创建一个uniqe文件名:
set timestamp=%date:.=%%time::=%
set timestamp=%timestamp:,=%
set timestamp=%timestamp:/=%
set timestamp=%timestamp:-=%
set filename=file%timestamp%.tmp
如果系统区域的日期格式包含
中的其他字符,请添加更多替换项答案 2 :(得分:2)
以下是一个示例:
@echo off
set wildcard=C:\*.*
set count=0
FOR /F %%a in ('DIR /B %wildcard%') do set /A count=count+1
echo %count% files matching %wildcard%
set choice=
set /p choice=Press enter to continue ...
答案 3 :(得分:0)
这是我的代码:
@echo off
set com=echo HI
::Start Of Code You Need
echo|%com%>>"%temp%\tmp.txt"
for /f "tokens=* delims=" %%x in (%temp%\tmp.txt) do (
set output=%%x
)
del /q %temp%\tmp.txt
::End Of Code You Need
echo This Is The Output:
echo %output%
pause>NUL
它取自com
的输入和output
答案 4 :(得分:-2)
@echo off
REM The command fltmc volumes provides some information about drives
REM I need to extract the drive letter associated to a particular volume name.
REM Here's how:
fltmc volumes | find /i "\Device\HarddiskVolume3" > delme.txt
for /f "tokens=1 delims= " %%i in (delme.txt) DO echo %%i
Del /f delme.txt