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<table border="0" cellpadding="0" cellspacing="1" width="95%" align="center"> <tr bgcolor="#234c6f"><td> <table border="0" width="100%" cellpadding="4" cellspacing="1"> <tr bgcolor="#234c6f"> <td colspan="2" align="left"> <font size="3" color="#FFFFFF" face="Trebuchet MS, Verdana, Helvetica, sans-serif"> <b>T O P I C ��� R E V I E W</b> </font></td></tr> <tr bgcolor="#A3B9CC"> <td valign="top" width="18%"> <font size="3" face="Trebuchet MS, Verdana, Helvetica, sans-serif"> <b>Daniel Butler</b> <br /><small>Member # 1689</small> </font></td> <td width="82%"> <font size="2" face="Trebuchet MS, Verdana, Helvetica, sans-serif"> <img src="https://flare.solareclipse.net/posticon.gif" border="0" alt=" - " /> posted <script language="JavaScript1.3" type="text/javascript"> document.write(timestamp(new Date(2006,8,29,22,15,0), dfrm, tfrm, 0, 0, 0, 0)); </script><noscript><span class="dateformat-0">September 29, 2006</span> <span class="timeformat-0">10:15 PM</span></noscript><hr /> </font> <font size="3" face="Trebuchet MS, Verdana, Helvetica, sans-serif"> I've got an assignment for my C++ class that I'm a bit confused about... There's a class MyString that has a public method length() which returns an int and takes no arguments. We're supposed to implement it using indirect recursion with a private function called recursiveLength that does take a value... thing is, I don't really understand how to use a function that has no parameters recursively. Can anybody help me out? <br /> </font> </td></tr> <tr bgcolor="#E5EAEF"> <td valign="top" width="18%"> <font size="3" face="Trebuchet MS, Verdana, Helvetica, sans-serif"> <b>Charles Capps</b> <br /><small>Member # 9</small> </font></td> <td width="82%"> <font size="2" face="Trebuchet MS, Verdana, Helvetica, sans-serif"> <img src="https://flare.solareclipse.net/posticon.gif" border="0" alt=" - " /> posted <script language="JavaScript1.3" type="text/javascript"> document.write(timestamp(new Date(2006,8,29,23,38,0), dfrm, tfrm, 0, 0, 0, 0)); </script><noscript><span class="dateformat-0">September 29, 2006</span> <span class="timeformat-0">11:38 PM</span></noscript><hr /> </font> <font size="3" face="Trebuchet MS, Verdana, Helvetica, sans-serif"> You'll have to store the state of the function as a property of the object, then just have the function refer to that. At least that's how it'd be done in any other OO language.<br /><br />That being said, WTF would you ever need a recursive function for to measure a string? Shouldn't there be some sort of standard library call? <br /> </font> </td></tr> <tr bgcolor="#A3B9CC"> <td valign="top" width="18%"> <font size="3" face="Trebuchet MS, Verdana, Helvetica, sans-serif"> <b>Daniel Butler</b> <br /><small>Member # 1689</small> </font></td> <td width="82%"> <font size="2" face="Trebuchet MS, Verdana, Helvetica, sans-serif"> <img src="https://flare.solareclipse.net/posticon.gif" border="0" alt=" - " /> posted <script language="JavaScript1.3" type="text/javascript"> document.write(timestamp(new Date(2006,8,30,0,38,0), dfrm, tfrm, 0, 0, 0, 0)); </script><noscript><span class="dateformat-0">September 30, 2006</span> <span class="timeformat-0">12:38 AM</span></noscript><hr /> </font> <font size="3" face="Trebuchet MS, Verdana, Helvetica, sans-serif"> We're not allowed to use strlen() because we're supposed to be writing the standard library functions right now to learn how they work. Still, I wouldn't do it recursively if he didn't make us... <br /> </font> </td></tr> <tr bgcolor="#E5EAEF"> <td valign="top" width="18%"> <font size="3" face="Trebuchet MS, Verdana, Helvetica, sans-serif"> <b>Cartman</b> <br /><small>Member # 256</small> </font></td> <td width="82%"> <font size="2" face="Trebuchet MS, Verdana, Helvetica, sans-serif"> <img src="https://flare.solareclipse.net/posticon.gif" border="0" alt=" - " /> posted <script language="JavaScript1.3" type="text/javascript"> document.write(timestamp(new Date(2006,8,30,4,10,0), dfrm, tfrm, 0, 0, 0, 0)); </script><noscript><span class="dateformat-0">September 30, 2006</span> <span class="timeformat-0">04:10 AM</span></noscript><hr /> </font> <font size="3" face="Trebuchet MS, Verdana, Helvetica, sans-serif"> Half-assed assignments about recursion that demonstrate the concept in the most artificial (ie. retarded) way imaginable have mutilated more CS students than BASIC ever did. Fact. <br /> </font> </td></tr> <tr bgcolor="#A3B9CC"> <td valign="top" width="18%"> <font size="3" face="Trebuchet MS, Verdana, Helvetica, sans-serif"> <b>Daniel Butler</b> <br /><small>Member # 1689</small> </font></td> <td width="82%"> <font size="2" face="Trebuchet MS, Verdana, Helvetica, sans-serif"> <img src="https://flare.solareclipse.net/posticon.gif" border="0" alt=" - " /> posted <script language="JavaScript1.3" type="text/javascript"> document.write(timestamp(new Date(2006,8,30,18,53,0), dfrm, tfrm, 0, 0, 0, 0)); </script><noscript><span class="dateformat-0">September 30, 2006</span> <span class="timeformat-0">06:53 PM</span></noscript><hr /> </font> <font size="3" face="Trebuchet MS, Verdana, Helvetica, sans-serif"> After this, I believe it. <br /> </font> </td></tr> </table></td></tr></table> <br /> <br />
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