CArchive::ReadSee Also CArchive Overview | Class Members | Hierarchy Chart Reads a specified number of bytes from the archive.UINT Read( void* lpBuf, UINT nMax ); Parameters lpBuf A pointer to a user-supplied buffer that is to receive the data read from the archive. nMax An unsigned integer specifying the number of bytes to be read from the archive. Return Value An unsigned integer containing the number of bytes actually read. If the return ^^^^^^^^^^^^^ value is less than the number requested, the end of file has been reached. No ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ exception is thrown on the end-of-file condition.如果读取的数据比要求的数据少,或者没有读到数据,就是文件到结尾了。
CArchive Overview | Class Members | Hierarchy Chart
Reads a specified number of bytes from the archive.UINT Read(
void* lpBuf,
UINT nMax
);
Parameters
lpBuf
A pointer to a user-supplied buffer that is to receive the data read from the archive.
nMax
An unsigned integer specifying the number of bytes to be read from the archive.
Return Value
An unsigned integer containing the number of bytes actually read. If the return
^^^^^^^^^^^^^
value is less than the number requested, the end of file has been reached. No
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
exception is thrown on the end-of-file condition.如果读取的数据比要求的数据少,或者没有读到数据,就是文件到结尾了。