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  <author_name>tanakaBox</author_name>
  <author_url>https://blog.hatena.ne.jp/tanakaBox/</author_url>
  <blog_title>ボクノス</blog_title>
  <blog_url>https://boxnos.hatenablog.com/</blog_url>
  <categories>
    <anon>Scheme</anon>
  </categories>
  <description>ポインタ渡し、値渡し、ポインタ渡し、値渡し・・・。 #include &lt;stdio.h&gt; void frame_b(int *env) { *env = 30; } void child(int env) { printf(&quot;child : before : %d\n&quot;, env); frame_b(&amp;env); printf(&quot;child : after : %d\n&quot;, env); } void frame_a(int *env) { *env = 20; child(*env); } int main(void) { int env = 10; printf(&quot;main : before…</description>
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  <image_url></image_url>
  <provider_name>Hatena Blog</provider_name>
  <provider_url>https://hatena.blog</provider_url>
  <published>2007-12-06 00:33:02</published>
  <title> Schemeをつくろう(11) 実験中</title>
  <type>rich</type>
  <url>https://boxnos.hatenablog.com/entry/20071206/1196868782</url>
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