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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_1027</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_1026.html">< previous page</a></td> <td align="center" width="40%" style="background: #EEF3E2"><strong style="color: #2F4F4F; font-size: 120%;">page_1027</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_1028.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 1027</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Precondition:<br />//聽聽聽聽聽arrSize聽is聽assigned<br />//聽Postcondition:<br />//聽聽聽聽聽IF聽arrSize聽>=聽1聽聽&&聽聽There聽is聽room聽on聽free聽store<br />//聽聽聽聽聽聽聽聽聽聽聽New聽array聽of聽size聽arrSize聽is聽created聽on聽free聽store<br />//聽聽聽聽聽聽聽聽&&聽arr聽==聽base聽address聽of聽new聽array<br />//聽聽聽聽聽聽聽聽&&聽size聽==聽arrSize<br />//聽聽聽聽聽聽聽聽&&聽arr[0..size-1]聽==聽0<br />//聽聽聽聽聽ELSE<br />//聽聽聽聽聽聽聽聽聽聽聽Program聽has聽halted聽with聽error聽message<br /><br />{<br />聽聽聽int聽i;聽聽聽聽聽//聽Array聽index<br /><br />聽聽聽if聽(arrSize聽<聽1)<br />聽聽聽{<br />聽聽聽聽聽聽聽cout聽<<聽**聽In聽DynArray聽constructor,聽invalid聽size:聽<br />聽聽聽聽聽聽聽聽聽聽聽聽<<聽arrSize聽<<聽聽**聽<<聽endl;<br />聽聽聽聽聽聽聽exit(1);<br />聽聽聽}<br />聽聽聽size聽=聽arrSize;<br />聽聽聽arr聽=聽new聽int聽[size];<br />聽聽聽if聽(arr聽==聽NULL)<br />聽聽聽{<br />聽聽聽聽聽聽聽cout聽<<聽**聽In聽DynArray聽constructor,聽not聽enough聽memory聽for聽<br />聽聽聽聽聽聽聽聽聽聽聽聽<<聽size聽<<聽聽elements聽**聽<<聽endl;<br />聽聽聽聽聽聽聽exit(1);<br />聽聽聽}<br />聽聽聽for聽(i聽=聽0;聽i聽<聽size;聽i++)<br />聽聽聽聽聽聽聽arr[i]聽=聽0;<br />}<br /><br />//******************************************************************<br /><br />DynArray::DynArray(聽const聽DynArray&聽array2聽)<br /><br />//聽Copy-constructor<br /><br />//聽Postcondition:<br />//聽聽聽聽聽IF聽there聽is聽room聽on聽free聽store<br />//聽聽聽聽聽聽聽聽聽聽聽New聽array聽of聽size聽array2.size聽is聽created聽on聽free聽store<br />//聽聽聽聽聽聽聽聽&&聽arr聽==聽base聽address聽of聽new聽array<br />//聽聽聽聽聽聽聽聽&&聽size聽==聽array2.size<br />//聽聽聽聽聽聽聽聽&&聽arr[0..size-1]聽==聽array2.arr[0..size-1]<br />//聽聽聽聽聽ELSE<br />//聽聽聽聽聽聽聽聽聽聽聽Program聽has聽halted聽with聽error聽message<br /></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_1026.html">< previous page</a></td> <td align="center" width="40%" style="background: #EEF3E2"><strong style="color: #2F4F4F; font-size: 120%;">page_1027</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_1028.html">next page ></a></td> </tr> </table> </body> </html>⌨️ 快捷键说明
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