clear more, my question is: What is the best way to save variables_map?<br>
<br><br><div><span class="gmail_quote">On 4/20/06, <b class="gmail_sendername">Ken</b> &lt;<a href="mailto:ken.shao@gmail.com">ken.shao@gmail.com</a>&gt; wrote:</span><blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;">
<div style="direction: ltr;">HI, BOOST<br>
<br>
I am sorry if this is a stupid question. I did not found similar question yet.<br>
<br>
Sometimes we need to read config from a file and change some values
then need to save it. So how can I serialize an option_description to
stream? <br>
<br>
Thanks a lot.<br>
<br>
Regards<br></div><div style="direction: ltr;"><span class="sg">
Ken<br>
<br>
<br>

</span></div></blockquote></div><br>