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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_622</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_621.html">< previous page</a></td> <td align="center" width="40%" style="background: #EEF3E2"><strong style="color: #2F4F4F; font-size: 120%;">page_622</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_623.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 622</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="Times New Roman, Times, Serif" size="3">Print CharList and FreqList (parameters discussed later)</font></td><td></td></tr><tr><td colspan="3"></td></tr><tr><td colspan="3" height="1"></td></tr></table><table cellspacing="0" border="0" width="548" cellpadding="4"><tr><td valign="top"><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">FOR聽index聽going聽from聽0聽through聽length-1<br />聽聽Print聽charist[index],聽"聽occurred聽",聽freqList[index],聽"聽time(s)"</font></td><td></td></tr><tr><td colspan="3"></td></tr><tr><td colspan="3" height="1"></td></tr></table></td></tr></table><br /><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">Because the Increment FreqList module is only one simple statement, it is coded directly in the main module. Let's look at the interfaces of the other functions.</font></td><td></td></tr><tr><td colspan="3"></td></tr><tr><td colspan="3" height="1"></td></tr></table><table cellpadding="0" cellspacing="0" border="0" width="100%"><tr><td height="12"></td></tr><tr><td><table cellspacing="0" width="461" cellpadding="7"><tr><td valign="top"><font face="Times New Roman, Times, Serif" size="2"><i>Function</i></font></td><td valign="top"><font face="Times New Roman, Times, Serif" size="2"><i>In</i></font></td><td valign="top"><font face="Times New Roman, Times, Serif" size="2"><i>Out</i></font></td><td valign="top"><font face="Times New Roman, Times, Serif" size="2"><i>Comments</i></font></td></tr><tr><td valign="top"><font face="Courier New, Courier, Mono New, Courier, Mono" size="2">GetCharList</font></td><td valign="top"></td><td valign="top"><font face="Courier New, Courier, Mono New, Courier, Mono" size="2">charList<br />length</font></td><td valign="top"><font face="Courier New, Courier, Mono New, Courier, Mono" size="2">length</font><font face="Times New Roman, Times, Serif" size="2"> will be last value of </font><font face="Courier New, Courier, Mono New, Courier, Mono" size="3">counter</font><font face="Times New Roman, Times, Serif" size="2">.</font></td></tr><tr><td valign="top"><font face="Courier New, Courier, Mono New, Courier, Mono" size="2">ZeroFreqList</font></td><td valign="top"><font face="Courier New, Courier, Mono New, Courier, Mono" size="2">length</font></td><td valign="top"><font face="Courier New, Courier, Mono New, Courier, Mono" size="2">freqList</font></td><td valign="top"></td></tr><tr><td valign="top"><font face="Courier New, Courier, Mono New, Courier, Mono" size="2">ScanList</font></td><td valign="top"><font face="Courier New, Courier, Mono New, Courier, Mono" size="2">charList<br />length<br />inputChar</font></td><td valign="top"><font face="Courier New, Courier, Mono New, Courier, Mono" size="2">found<br />index</font></td><td valign="top"><font face="Times New Roman, Times, Serif" size="2">If </font><font face="Courier New, Courier, Mono New, Courier, Mono" size="2">found</font><font face="Times New Roman, Times, Serif" size="2"> is TRUE, </font><font face="Courier New, Courier, Mono New, Courier, Mono" size="2">index<br /></font><font face="Times New Roman, Times, Serif" size="2">gives place found.</font></td></tr><tr><td valign="top"><font face="Courier New, Courier, Mono New, Courier, Mono" size="2">Print</font></td><td valign="top"><font face="Courier New, Courier, Mono New, Courier, Mono" size="2">freqList<br />charList<br />length</font></td><td valign="top"></td><td valign="top"></td></tr></table></td></tr></table><br /><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">Remember that any variables in the <i>Out</i> column must be reference parameters. Those listed only in the <i>In</i> column, except for arrays, should be value parameters. Because C++ always passes arrays by reference, an array listed only in the <i>In</i> column should be declared as </font><font face="Courier New, Courier, Mono New, Courier, Mono" size="3">const</font><font face="Times New Roman, Times, Serif" size="3"> in the formal parameter list.</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">Module Structure Chart:</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"><img src="6876a56866d2b6b0b8b08c9e02f8f792.gif" border="0" alt="0622-01.gif" width="479" height="158" /></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_621.html">< previous page</a></td> <td align="center" width="40%" style="background: #EEF3E2"><strong style="color: #2F4F4F; font-size: 120%;">page_622</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_623.html">next page ></a></td> </tr> </table> </body> </html>⌨️ 快捷键说明
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