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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> <html> <head> <title>page_1021</title> <link rel="stylesheet" href="reset.css" type="text/css" media="all"> <meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /> </head> <body> <table summary="top nav" border="0" width="100%"> <tr> <td align="left" width="30%" style="background: #EEF3E2"><a style="color: blue; font-size: 120%; font-weight: bold; text-decoration: none; font-family: verdana;" href="page_1020.html">< previous page</a></td> <td align="center" width="40%" style="background: #EEF3E2"><strong style="color: #2F4F4F; font-size: 120%;">page_1021</strong></td> <td align="right" width="30%" style="background: #EEF3E2"><a style="color: blue; font-size: 120%; font-weight: bold; text-decoration: none; font-family: verdana;" href="page_1022.html">next page ></a></td> </tr> <tr> <td align="left" colspan="3" style="background: #ffffff; padding: 20px;"> <table border="0" width="100%" cellpadding="0"><tr><td align="center"> <table border="0" cellpadding="2" cellspacing="0" width="100%"><tr><td align="left"></td> <td align="right"></td> </tr></table></td></tr><tr><td align="left"><p></p><table border="0" cellspacing="0" cellpadding="0" width="100%"><tr><td align="right"><font face="Times New Roman, Times, Serif" size="2" color="#FF0000">Page 1021</font></td></tr></table><table border="0" cellspacing="0" cellpadding="0"><tr><td rowspan="5"></td> <td colspan="3" height="12"></td> <td rowspan="5"></td></tr><tr><td colspan="3"></td></tr><tr><td></td> <td><font face="Courier New, Courier, Mono New, Courier, Mono" size="2">聽聽聽聽聽聽聽聽//聽聽聽聽聽ELSE<br />聽聽聽聽聽聽聽聽//聽聽聽聽聽聽聽聽聽聽Program聽has聽halted聽with聽error聽message<br /><br />聽聽聽聽void聽CopyFrom(聽/*聽in聽*/聽DynArray聽array2聽);<br />聽聽聽聽聽聽聽聽//聽Postcondition:<br />聽聽聽聽聽聽聽聽//聽聽聽聽聽IF聽there聽is聽enough聽memory聽for聽a聽deep聽copy聽of聽array2<br />聽聽聽聽聽聽聽聽//聽聽聽聽聽聽聽聽聽This聽object聽is聽a聽copy聽of聽array2聽(deep聽copy)<br />聽聽聽聽聽聽聽聽//聽聽聽聽聽ELSE<br />聽聽聽聽聽聽聽聽//聽聽聽聽聽聽聽聽聽Program聽has聽halted聽with聽error聽message<br /><br />聽聽聽聽DynArray(聽/*聽in聽*/聽int聽arrSize聽);<br />聽聽聽聽聽聽聽聽//聽Constructor<br />聽聽聽聽聽聽聽聽//聽Precondition:<br />聽聽聽聽聽聽聽聽//聽聽聽聽聽arrSize聽is聽assigned<br />聽聽聽聽聽聽聽聽//聽Postcondition:<br />聽聽聽聽聽聽聽聽//聽聽聽聽聽IF聽arrSize聽>=聽1聽聽&&聽聽There聽is聽enough聽memory<br />聽聽聽聽聽聽聽聽//聽聽聽聽聽聽聽聽聽Array聽of聽size聽arrSize聽is聽created聽with聽all<br />聽聽聽聽聽聽聽聽//聽聽聽聽聽聽聽聽聽array聽elements聽==聽0<br />聽聽聽聽聽聽聽聽//聽聽聽聽聽ELSE<br />聽聽聽聽聽聽聽聽//聽聽聽聽聽聽聽聽聽Program聽has聽halted聽with聽error聽message<br /><br />聽聽聽聽DynArray(聽const聽DynArray&array2聽);<br />聽聽聽聽聽聽聽聽//聽Copy-constructor<br />聽聽聽聽聽聽聽聽//聽Postcondition:<br />聽聽聽聽聽聽聽聽//聽聽聽聽聽IF聽there聽is聽enough聽memory<br />聽聽聽聽聽聽聽聽//聽聽聽聽聽聽聽聽聽New聽array聽is聽created聽with聽size聽and聽contents<br />聽聽聽聽聽聽聽聽//聽聽聽聽聽聽聽聽聽the聽same聽as聽array2聽(deep聽copy)<br />聽聽聽聽聽聽聽聽//聽聽聽聽聽ELSE<br />聽聽聽聽聽聽聽聽//聽聽聽聽聽聽聽聽聽Program聽has聽halted聽with聽error聽message<br />聽聽聽聽聽聽聽聽//聽Note:<br />聽聽聽聽聽聽聽聽//聽聽聽聽聽This聽constructor聽is聽implicitly聽invoked聽whenever聽a<br />聽聽聽聽聽聽聽聽//聽聽聽聽聽DynArray聽object聽is聽passed聽by聽value,聽is聽returned聽as<br />聽聽聽聽聽聽聽聽//聽聽聽聽聽a聽function聽value,聽or聽is聽initialized聽by聽another<br />聽聽聽聽聽聽聽聽//聽聽聽聽聽DynArray聽object聽in聽a聽declaration<br /><br />聽聽聽聽~DynArray();<br />聽聽聽聽聽聽聽聽//聽Destructor<br />聽聽聽聽聽聽聽聽//聽Postcondition:<br />聽聽聽聽聽聽聽聽//聽聽聽聽聽Array聽is聽destroyed<br />private:<br />聽聽聽聽int*聽arr;<br />聽聽聽聽int聽聽size;<br />};</font></td><td></td></tr><tr><td colspan="3"></td></tr><tr><td colspan="3" height="1"></td></tr></table><table border="0" cellspacing="0" cellpadding="0"><tr><td rowspan="5"></td> <td colspan="3" height="12"></td> <td rowspan="5"></td></tr><tr><td colspan="3"></td></tr><tr><td></td> <td><font face="Times New Roman, Times, Serif" size="3">Below is a simple client program that creates two class objects, </font><font face="Courier New, Courier, Mono New, Courier, Mono" size="3">x</font><font face="Times New Roman, Times, Serif" size="3"> and </font><font face="Courier New, Courier, Mono New, Courier, Mono" size="3">y</font><font face="Times New Roman, Times, Serif" size="3">, stores the values 100, 101, 102, into </font><font face="Courier New, Courier, Mono New, Courier, Mono" size="3">x</font><font face="Times New Roman, Times, Serif" size="3">, copies object </font><font face="Courier New, Courier, Mono New, Courier, Mono" size="3">x</font><font face="Times New Roman, Times, Serif" size="3"> to object </font><font face="Courier New, Courier, Mono New, Courier, Mono" size="3">y</font><font face="Times New Roman, Times, Serif" size="3">, and prints out the contents of </font><font face="Courier New, Courier, Mono New, Courier, Mono" size="3">y</font><font face="Times New Roman, Times, Serif" size="3">.</font></td><td></td></tr><tr><td colspan="3"></td></tr><tr><td colspan="3" height="1"></td></tr></table></td></tr></table><p><font size="0"></font></p>聽 </td> </tr> <tr> <td align="left" width="30%" style="background: #EEF3E2"><a style="color: blue; font-size: 120%; font-weight: bold; text-decoration: none; font-family: verdana;" href="page_1020.html">< previous page</a></td> <td align="center" width="40%" style="background: #EEF3E2"><strong style="color: #2F4F4F; font-size: 120%;">page_1021</strong></td> <td align="right" width="30%" style="background: #EEF3E2"><a style="color: blue; font-size: 120%; font-weight: bold; text-decoration: none; font-family: verdana;" href="page_1022.html">next page ></a></td> </tr> </table> </body> </html>⌨️ 快捷键说明
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