flashercs

这是C:\Program Files\jhead\jhead.exe 文件不存在.
语法没有错误.

@for /f "usebackq tokens=*" %b in (`"C:\Program Files\7-Zip\7z.exe" -?`) do @(echo %b)
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flashercs

@for /f "usebackq tokens=*" %b in (`C:\"Program Files"\jhead\jhead.exe -c "D:\tmp\*.jp*g"`) do @(echo %b)
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这是jhead.exe的bug;

pushd "c:\program files\jhead"
@for /f "usebackq tokens=*" %b in (`jhead.exe -c "D:\tmp\*.jp*g"`) do @(echo %b)
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