p ><tt>string-ci&lt;=?</tt> </td><td valign=top ><tt>(rnrs unicode (6))</tt> </td></tr>
<tr><td valign=top ><tt>string-ci&gt;=?</tt> </td><td valign=top ><tt>(rnrs unicode (6))</tt> </td></tr>
<tr><td valign=top ><tt>string-set!</tt> </td><td valign=top ><tt>(rnrs mutable-strings (6))</tt> </td></tr>
<tr><td valign=top ><tt>string-fill!</tt> </td><td valign=top ><tt>(rnrs mutable-strings (6))</tt> </td></tr>
<tr><td valign=top ><tt>with-input-from-file</tt> </td><td valign=top ><tt>(rnrs io simple (6))</tt>