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Feixiang Ni
authoredDec 24, 2016
Update Java_Io.md
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‎Java_Io.md

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## Files.io.File
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File类只用于表示文件(目录)的信息(名称,大小等),不能用于文件内容的访问
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API : isFile,isDirectory,exists,mkdir,createNewFile,
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## RandomAccessFile
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Java提供对文件内容的访问,既可以读文件,也可以写文件,RandomAccessFile支持随机访问文件,可以访问文件的任意位置

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