📄 5_2.htm
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"Times New Roman"'>字符串转换成数字</span><span lang=EN-US><o:p></o:p></span></p>
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<td width=139 valign=top style='width:104.35pt;border:none;border-bottom:
solid gray 1.5pt;padding:0cm 1.4pt 0cm 1.4pt'>
<p class=MsoNormal align=center style='text-align:center'><span lang=EN-US
style='color:red'>upper<o:p></o:p></span></p>
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<td width=263 colspan=4 valign=top style='width:197.25pt;border:none;
border-bottom:solid gray 1.5pt;padding:0cm 1.4pt 0cm 1.4pt'>
<p class=MsoNormal align=center style='text-align:center'><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>字符串转换成大写</span><span lang=EN-US><o:p></o:p></span></p>
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<td width=5 valign=top style='width:3.8pt;padding:0cm 1.4pt 0cm 1.4pt'>
<p class=MsoNormal align=center style='text-align:center'> <span
lang=EN-US><o:p></o:p></span></p>
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<td width=140 colspan=2 valign=top style='width:104.75pt;border:none;
border-bottom:solid gray 1.5pt;padding:0cm 1.4pt 0cm 1.4pt'>
<p class=MsoNormal align=center style='text-align:center'><span lang=EN-US
style='color:red'>eval(string)<o:p></o:p></span></p>
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<td width=261 colspan=2 valign=top style='width:196.0pt;padding:0cm 1.4pt 0cm 1.4pt'>
<p class=MsoNormal align=center style='text-align:center'><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>作为一个</span><span lang=EN-US>MATLAB</span><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>命令求字符串的值</span><span lang=EN-US><o:p></o:p></span></p>
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width=6 colspan=2><p class='MsoNormal'> </td>
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<td width=140 colspan=3 valign=top style='width:105.15pt;border:none;
border-bottom:solid gray 1.5pt;padding:0cm 1.4pt 0cm 1.4pt;height:18.2pt'>
<p class=MsoNormal align=center style='text-align:center'><span lang=EN-US
style='color:red'>blanks(n)<o:p></o:p></span></p>
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<td width=261 valign=top style='width:195.6pt;padding:0cm 1.4pt 0cm 1.4pt;
height:18.2pt'>
<p class=MsoNormal align=center style='text-align:center'><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>返回一个</span><span lang=EN-US>n</span><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>个零或空格的字符串</span><span lang=EN-US><o:p></o:p></span></p>
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<td style='mso-cell-special:placeholder;border:none;padding:0cm 0cm 0cm 0cm'
width=6 colspan=2><p class='MsoNormal'> </td>
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<tr style='mso-row-margin-right:4.65pt'>
<td width=140 colspan=3 valign=top style='width:105.15pt;border:none;
border-bottom:solid gray 1.5pt;padding:0cm 1.4pt 0cm 1.4pt'>
<p class=MsoNormal align=center style='text-align:center'><span lang=EN-US
style='color:red'>deblank<o:p></o:p></span></p>
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<td width=261 valign=top style='width:195.6pt;padding:0cm 1.4pt 0cm 1.4pt'>
<p class=MsoNormal align=center style='text-align:center'><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>去掉字符串中后拖的空格</span><span lang=EN-US><o:p></o:p></span></p>
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<td style='mso-cell-special:placeholder;border:none;padding:0cm 0cm 0cm 0cm'
width=6 colspan=2><p class='MsoNormal'> </td>
</tr>
<tr style='mso-row-margin-right:4.65pt'>
<td width=140 colspan=3 valign=top style='width:105.15pt;border:none;
border-bottom:solid gray 1.5pt;padding:0cm 1.4pt 0cm 1.4pt'>
<p class=MsoNormal align=center style='text-align:center'><span lang=EN-US
style='color:red'>feval<o:p></o:p></span></p>
</td>
<td width=261 valign=top style='width:195.6pt;padding:0cm 1.4pt 0cm 1.4pt'>
<p class=MsoNormal align=center style='text-align:center'><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>求由字符串给定的函数值</span><span lang=EN-US><o:p></o:p></span></p>
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<td style='mso-cell-special:placeholder;border:none;padding:0cm 0cm 0cm 0cm'
width=6 colspan=2><p class='MsoNormal'> </td>
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<tr style='mso-row-margin-right:4.65pt'>
<td width=140 colspan=3 valign=top style='width:105.15pt;border:none;
border-bottom:solid gray 1.5pt;padding:0cm 1.4pt 0cm 1.4pt'>
<p class=MsoNormal align=center style='text-align:center'><span lang=EN-US
style='color:red'>findstr<o:p></o:p></span></p>
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<td width=261 valign=top style='width:195.6pt;padding:0cm 1.4pt 0cm 1.4pt'>
<p class=MsoNormal align=center style='text-align:center'><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>从一个字符串内找出字符串</span><span lang=EN-US><o:p></o:p></span></p>
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<td style='mso-cell-special:placeholder;border:none;padding:0cm 0cm 0cm 0cm'
width=6 colspan=2><p class='MsoNormal'> </td>
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<tr style='mso-row-margin-right:4.65pt'>
<td width=140 colspan=3 valign=top style='width:105.15pt;border:none;
border-bottom:solid gray 1.5pt;padding:0cm 1.4pt 0cm 1.4pt'>
<p class=MsoNormal align=center style='text-align:center'><span lang=EN-US
style='color:red'>isletter<o:p></o:p></span></p>
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<td width=261 valign=top style='width:195.6pt;padding:0cm 1.4pt 0cm 1.4pt'>
<p class=MsoNormal align=center style='text-align:center'><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>字母存在时返回真值</span><span lang=EN-US><o:p></o:p></span></p>
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<td style='mso-cell-special:placeholder;border:none;padding:0cm 0cm 0cm 0cm'
width=6 colspan=2><p class='MsoNormal'> </td>
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<td width=140 colspan=3 valign=top style='width:105.15pt;border:none;
border-bottom:solid gray 1.5pt;padding:0cm 1.4pt 0cm 1.4pt'>
<p class=MsoNormal align=center style='text-align:center'><span lang=EN-US
style='color:red'>isspace<o:p></o:p></span></p>
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<td width=261 valign=top style='width:195.6pt;padding:0cm 1.4pt 0cm 1.4pt'>
<p class=MsoNormal align=center style='text-align:center'><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>空格字符存在时返回真值</span><span lang=EN-US><o:p></o:p></span></p>
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<td style='mso-cell-special:placeholder;border:none;padding:0cm 0cm 0cm 0cm'
width=6 colspan=2><p class='MsoNormal'> </td>
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<td width=140 colspan=3 valign=top style='width:105.15pt;border:none;
border-bottom:solid gray 1.5pt;padding:0cm 1.4pt 0cm 1.4pt'>
<p class=MsoNormal align=center style='text-align:center'><span lang=EN-US
style='color:red'>isstr<o:p></o:p></span></p>
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<td width=261 valign=top style='width:195.6pt;padding:0cm 1.4pt 0cm 1.4pt'>
<p class=MsoNormal align=center style='text-align:center'><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>输入是一个字符串,返回真值</span><span lang=EN-US><o:p></o:p></span></p>
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<td style='mso-cell-special:placeholder;border:none;padding:0cm 0cm 0cm 0cm'
width=6 colspan=2><p class='MsoNormal'> </td>
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<td width=140 colspan=3 valign=top style='width:105.15pt;border:none;
border-bottom:solid gray 1.5pt;padding:0cm 1.4pt 0cm 1.4pt'>
<p class=MsoNormal align=center style='text-align:center'><span lang=EN-US
style='color:red'>lasterr<o:p></o:p></span></p>
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<td width=261 valign=top style='width:195.6pt;padding:0cm 1.4pt 0cm 1.4pt'>
<p class=MsoNormal align=center style='text-align:center'><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>返回上一个所产生</span><span lang=EN-US>MATLAB</span><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>错误的字符串</span><span lang=EN-US><o:p></o:p></span></p>
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<td style='mso-cell-special:placeholder;border:none;padding:0cm 0cm 0cm 0cm'
width=6 colspan=2><p class='MsoNormal'> </td>
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<tr style='mso-row-margin-right:4.65pt'>
<td width=140 colspan=3 valign=top style='width:105.15pt;border:none;
border-bottom:solid gray 1.5pt;padding:0cm 1.4pt 0cm 1.4pt'>
<p class=MsoNormal align=center style='text-align:center'><span lang=EN-US
style='color:red'>strcmp<o:p></o:p></span></p>
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<td width=261 valign=top style='width:195.6pt;padding:0cm 1.4pt 0cm 1.4pt'>
<p class=MsoNormal align=center style='text-align:center'><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>字符串相同,返回真值</span><span lang=EN-US><o:p></o:p></span></p>
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<td style='mso-cell-special:placeholder;border:none;padding:0cm 0cm 0cm 0cm'
width=6 colspan=2><p class='MsoNormal'> </td>
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<tr style='mso-row-margin-right:4.65pt'>
<td width=140 colspan=3 valign=top style='width:105.15pt;border:none;
border-bottom:solid gray 1.5pt;padding:0cm 1.4pt 0cm 1.4pt'>
<p class=MsoNormal align=center style='text-align:center'><span lang=EN-US
style='color:red'>strrep<o:p></o:p></span></p>
</td>
<td width=261 valign=top style='width:195.6pt;padding:0cm 1.4pt 0cm 1.4pt'>
<p class=MsoNormal align=center style='text-align:center'><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>用一个字符串替换另一个字符串</span><span lang=EN-US><o:p></o:p></span></p>
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<td style='mso-cell-special:placeholder;border:none;padding:0cm 0cm 0cm 0cm'
width=6 colspan=2><p class='MsoNormal'> </td>
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<tr style='mso-row-margin-right:4.65pt'>
<td width=140 colspan=3 valign=top style='width:105.15pt;border:none;
border-bottom:solid gray 1.5pt;padding:0cm 1.4pt 0cm 1.4pt'>
<p class=MsoNormal align=center style='text-align:center'><span lang=EN-US
style='color:red'>strtok<o:p></o:p></span></p>
</td>
<td width=261 valign=top style='width:195.6pt;padding:0cm 1.4pt 0cm 1.4pt'>
<p class=MsoNormal align=center style='text-align:center'><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>在一个字符串里找出第一个标记</span><span lang=EN-US><o:p></o:p></span></p>
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<td style='mso-cell-special:placeholder;border:none;padding:0cm 0cm 0cm 0cm'
width=6 colspan=2><p class='MsoNormal'> </td>
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