public void Update(byte[] buffer)
{
if ( buffer == null ) {
throw new ArgumentNullException("buffer"); //判断参数为空,抛出异常,而非try catch捕获
}
Update(buffer, 0, buffer.Length);
}
public void Update(byte[] buffer)
{
if ( buffer == null ) {
throw new ArgumentNullException("buffer"); //判断参数为空,抛出异常,而非try catch捕获
}
Update(buffer, 0, buffer.Length);
}