thank you so much!<div>but the following code doesn't seems to gonna be stop</div><div>what's wrong with me?</div><div><div>#lang scheme</div><div>(require racket/gui)</div><div>(require 2htdp/batch-io)</div><div>(define-namespace-anchor anchor)</div> <div>(define ns (namespace-anchor->namespace anchor))</div><div>(define content (read-file "./eval.txt"))</div><div><br></div><div>(read (open-input-string content))</div><div>(define (eval-go)</div><div> (define eval-now (read (open-input-string content)))</div> <div> eval-now</div><div> (when (not (eof-object? eval-now))</div><div> (begin (eval eval-now ns) (eval-go) )</div><div> ))</div><div>(eval-go)</div><div>(eval 'a-value ns)</div><div>(eval '(b-func) ns)</div> <div>(eval 'c-value ns)</div><div><br></div><div>#|</div><div>content of eval.txt</div><div>(define a-value 0)</div><div>(define (b-func)</div><div> (* 2 2))</div><div>(define c-value 3)</div><div>|#</div></div><div> <br></div><div><br><div class="gmail_quote">2010/11/18 David Van Horn <span dir="ltr"><<a href="mailto:dvanhorn@ccs.neu.edu">dvanhorn@ccs.neu.edu</a>></span><br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;"> <div class="im">On 11/17/10 10:55 AM, 김태윤 wrote:<br> <blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"> I am sorry but could you be more specify?<br> <br> Try this <<I can't find "this" on your mail<br> </blockquote> <br></div> That may be a gmail issue. See the archive if you're having problems reading the email from Noel:<br> <br> <a href="http://lists.racket-lang.org/users/archive/2010-November/042934.html" target="_blank">http://lists.racket-lang.org/users/archive/2010-November/042934.html</a><br> <br> David<br> <br> _________________________________________________<br> For list-related administrative tasks:<br> <a href="http://lists.racket-lang.org/listinfo/users" target="_blank">http://lists.racket-lang.org/listinfo/users</a></blockquote></div><br></div>