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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_804</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_803.html">< previous page</a></td> <td align="center" width="40%" style="background: #EEF3E2"><strong style="color: #2F4F4F; font-size: 120%;">page_804</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_805.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 804</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">void聽OpenForOutput(聽/*聽inout聽*/聽ofstream&聽someFile聽)聽聽聽//聽File聽to聽be<br />聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽//聽opened<br />//聽Prompts聽the聽user聽for聽the聽name聽of聽an聽output聽file<br />//聽and聽attempts聽to聽open聽the聽file<br /><br />//聽Postcondition:<br />//聽聽聽聽聽The聽user聽has聽been聽prompted聽for聽a聽file聽name<br />//聽聽&&聽IF聽the聽file聽could聽not聽be聽opened<br />//聽聽聽聽聽聽聽聽聽An聽error聽message聽has聽been聽printed<br />//聽Note:<br />//聽聽聽聽聽Upon聽return聽from聽this聽function,聽the聽caller聽must聽test<br />//聽聽聽聽聽the聽stream聽state聽to聽see聽if聽the聽file聽was聽successfully聽opened<br /><br />{<br />聽聽聽聽char聽fileName[51];聽聽聽//聽User-specified聽file聽name聽(max.聽50聽chars)<br /><br />聽聽聽聽cout聽<<聽Output聽file聽name:聽;<br />聽聽聽聽cin.get(fileName,聽51);<br />聽聽聽聽cin.ignore(100,聽\n);<br /><br />聽聽聽聽someFile.open(fileName);<br />聽聽聽聽if聽(聽!someFile聽)<br />聽聽聽聽聽聽聽聽聽cout聽<<聽**聽Can't聽open聽聽<<聽fileName聽<<聽聽**聽<<聽endl;<br />}<br /><br />//******************************************************************<br /><br />void聽GetEntry(聽/*聽out聽*/聽EntryType&聽entry聽)聽聽聽聽//聽Struct聽being聽built<br /><br />//聽Builds聽and聽returns聽a聽complete聽address聽book聽entry<br /><br />//聽Postcondition:<br />//聽聽聽聽聽User聽has聽been聽prompted聽for聽a聽friend's聽first聽name,聽last聽name,<br />//聽聽聽聽聽phone聽number,聽and聽birth聽date<br />//聽聽&&聽The聽input聽values聽are聽stored聽in聽the聽corresponding<br />//聽聽聽聽聽members聽of聽entry<br /><br />{<br />聽聽聽聽GetName(entry);<br />聽聽聽聽GetPhoneNumber(entry);<br />聽聽聽聽cout聽<<聽Enter聽birth聽date聽as聽three聽integers,聽separated聽by<br />聽聽聽聽聽聽聽聽聽<<聽spaces:聽MM聽DD聽YYYY聽<<聽endl;<br />聽聽聽聽cin聽>>聽entry聽.month聽>>聽entry,聽day聽>>聽entry,聽year;<br />}<br /><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_803.html">< previous page</a></td> <td align="center" width="40%" style="background: #EEF3E2"><strong style="color: #2F4F4F; font-size: 120%;">page_804</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_805.html">next page ></a></td> </tr> </table> </body> </html>⌨️ 快捷键说明
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