android下建立資料夾和修改其許可權的方法
阿新 • • 發佈：2018-12-11
/** * File creation mode: the default mode, where the created file can only * be accessed by the calling application (or all applications sharing the * same user ID). * @see #MODE_WORLD_READABLE * @see #MODE_WORLD_WRITEABLE */ public static final int MODE_PRIVATE = 0x0000; /** * File creation mode: allow all other applications to have read access * to the created file. * @see #MODE_PRIVATE * @see #MODE_WORLD_WRITEABLE */ public static final int MODE_WORLD_READABLE = 0x0001; /** * File creation mode: allow all other applications to have write access * to the created file. * @see #MODE_PRIVATE * @see #MODE_WORLD_READABLE */ public static final int MODE_WORLD_WRITEABLE = 0x0002; /** * File creation mode: for use with {@link #openFileOutput}, if the file * already exists then write data to the end of the existing file * instead of erasing it. * @see #openFileOutput */ public static final int MODE_APPEND = 0x8000;