📄 代码清单3-14.htm
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style='mso-spacerun:yes'>
</span><span class=GramE>}else</span> if(<span class=SpellE>window.XMLHttpRequest</span>){<o:p></o:p></span></p>
<p class=MsoNormal style='text-indent:18.0pt;background:#E6E6E6'><span
lang=EN-US style='font-size:9.0pt'>#010<span
style='mso-spacerun:yes'>
</span><span class=SpellE>xmlHttp</span> = new <span class=SpellE><span
class=GramE>XMLHttpRequest</span></span><span class=GramE>(</span>);<o:p></o:p></span></p>
<p class=MsoNormal style='text-indent:18.0pt;background:#E6E6E6'><span
lang=EN-US style='font-size:9.0pt'>#011<span
style='mso-spacerun:yes'>
</span>}<o:p></o:p></span></p>
<p class=MsoNormal style='text-indent:18.0pt;background:#E6E6E6'><span
lang=EN-US style='font-size:9.0pt'>#012<span
style='mso-spacerun:yes'> </span><span
style='mso-spacerun:yes'> </span>}<o:p></o:p></span></p>
<p class=MsoNormal style='text-indent:18.0pt;background:#E6E6E6'><span
lang=EN-US style='font-size:9.0pt'>#013<span style='mso-spacerun:yes'>
</span><span style='mso-tab-count:2'> </span>//</span><span
style='font-size:9.0pt;font-family:宋体;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>根据输入的内容进行关联查找</span><span lang=EN-US
style='font-size:9.0pt'><o:p></o:p></span></p>
<p class=MsoNormal style='text-indent:18.0pt;background:#E6E6E6'><span
lang=EN-US style='font-size:9.0pt'>#014<span
style='mso-spacerun:yes'> </span>function <span
class=GramE>search(</span>){<o:p></o:p></span></p>
<p class=MsoNormal style='text-indent:18.0pt;background:#E6E6E6'><span
lang=EN-US style='font-size:9.0pt'>#015<span
style='mso-spacerun:yes'> </span><span
class=SpellE><span class=GramE>createXMLHttpRequest</span></span><span
class=GramE>(</span>);<o:p></o:p></span></p>
<p class=MsoNormal style='text-indent:18.0pt;background:#E6E6E6'><span
lang=EN-US style='font-size:9.0pt'>#016<span
style='mso-spacerun:yes'> </span><span
class=SpellE>var</span> <span class=SpellE>inputWord</span> = <span
class=SpellE><span class=GramE>document.getElementById</span></span><span
class=GramE>(</span>'<span class=SpellE>inputWord</span>').value;<o:p></o:p></span></p>
<p class=MsoNormal style='text-indent:18.0pt;background:#E6E6E6'><span
lang=EN-US style='font-size:9.0pt'>#017<span
style='mso-spacerun:yes'> </span><span
class=SpellE>var</span> <span class=SpellE><span class=GramE>url</span></span>="/<span
class=SpellE>ajaxstudy/third/autoFillServer.jsp?inputWord</span>="+<span
class=SpellE>inputWord</span>;<o:p></o:p></span></p>
<p class=MsoNormal style='text-indent:18.0pt;background:#E6E6E6'><span
lang=EN-US style='font-size:9.0pt'>#018<span
style='mso-spacerun:yes'> </span><span
class=SpellE><span class=GramE>xmlHttp.open</span></span><span class=GramE>(</span>"<span
class=SpellE>get",url,true</span>);<o:p></o:p></span></p>
<p class=MsoNormal style='text-indent:18.0pt;background:#E6E6E6'><span
lang=EN-US style='font-size:9.0pt'>#019<span
style='mso-spacerun:yes'> </span><span
class=SpellE>xmlHttp.onreadystatechange</span> = display;<o:p></o:p></span></p>
<p class=MsoNormal style='text-indent:18.0pt;background:#E6E6E6'><span
lang=EN-US style='font-size:9.0pt'>#020<span
style='mso-spacerun:yes'> </span><span
class=SpellE><span class=GramE>xmlHttp.send</span></span><span class=GramE>(</span>null);<o:p></o:p></span></p>
<p class=MsoNormal style='text-indent:18.0pt;background:#E6E6E6'><span
lang=EN-US style='font-size:9.0pt'>#021<span
style='mso-spacerun:yes'> </span>}<o:p></o:p></span></p>
<p class=MsoNormal style='text-indent:18.0pt;background:#E6E6E6'><span
lang=EN-US style='font-size:9.0pt'>#022<span style='mso-spacerun:yes'>
</span><span style='mso-tab-count:2'> </span>//</span><span
style='font-size:9.0pt;font-family:宋体;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>将服务器返回的数据列入下拉提示框中</span><span
lang=EN-US style='font-size:9.0pt'><o:p></o:p></span></p>
<p class=MsoNormal style='text-indent:18.0pt;background:#E6E6E6'><span
lang=EN-US style='font-size:9.0pt'>#023<span
style='mso-spacerun:yes'> </span>function <span
class=GramE>display(</span>){<span style='mso-spacerun:yes'> </span><span
style='mso-tab-count:1'> </span><o:p></o:p></span></p>
<p class=MsoNormal style='text-indent:18.0pt;background:#E6E6E6'><span
lang=EN-US style='font-size:9.0pt'>#024<span
style='mso-spacerun:yes'> </span>if (<span
class=SpellE>xmlHttp.readyState</span> == 4) { <o:p></o:p></span></p>
<p class=MsoNormal style='text-indent:18.0pt;background:#E6E6E6'><span
lang=EN-US style='font-size:9.0pt'>#025<span
style='mso-spacerun:yes'> </span><span
style='mso-tab-count:1'> </span>if
(<span class=SpellE>xmlHttp.status</span> == 200) { <o:p></o:p></span></p>
<p class=MsoNormal style='text-indent:18.0pt;background:#E6E6E6'><span
lang=EN-US style='font-size:9.0pt'>#026<span
style='mso-spacerun:yes'> </span><span
style='mso-tab-count:1'> </span><span
style='mso-spacerun:yes'> </span><span class=SpellE>var</span> <span
class=SpellE>xmlDoc</span> = <span class=SpellE>xmlHttp.responseXML</span>;<o:p></o:p></span></p>
<p class=MsoNormal style='text-indent:18.0pt;background:#E6E6E6'><span
lang=EN-US style='font-size:9.0pt'>#027<span style='mso-spacerun:yes'>
</span><span style='mso-tab-count:1'> </span><span
style='mso-spacerun:yes'> </span><span style='mso-tab-count:1'> </span><span
style='mso-spacerun:yes'> </span><span class=SpellE><span
class=GramE>clearDivData</span></span><span class=GramE>(</span>);<o:p></o:p></span></p>
<p class=MsoNormal style='text-indent:18.0pt;background:#E6E6E6'><span
lang=EN-US style='font-size:9.0pt'>#028<span style='mso-spacerun:yes'>
</span><span style='mso-tab-count:1'> </span><span
style='mso-spacerun:yes'> </span><span style='mso-tab-count:1'> </span><span
style='mso-spacerun:yes'> </span><span class=SpellE><span
class=GramE>changeDivData</span></span><span class=GramE>(</span><span
class=SpellE>xmlDoc</span>);<o:p></o:p></span></p>
<p class=MsoNormal style='text-indent:18.0pt;background:#E6E6E6'><span
lang=EN-US style='font-size:9.0pt'>#029<span
style='mso-spacerun:yes'> </span><span
style='mso-tab-count:1'> </span><span class=SpellE><span
class=GramE>document.getElementById</span></span><span class=GramE>(</span>'<span
class=SpellE>wordsListDiv</span>').<span class=SpellE>style.visibility</span>='visible';<o:p></o:p></span></p>
<p class=MsoNormal style='text-indent:18.0pt;background:#E6E6E6'><span
lang=EN-US style='font-size:9.0pt'>#030<span
style='mso-spacerun:yes'> </span>}<o:p></o:p></span></p>
<p class=MsoNormal style='text-indent:18.0pt;background:#E6E6E6'><span
lang=EN-US style='font-size:9.0pt'>#031<span
style='mso-spacerun:yes'> </span>}<o:p></o:p></span></p>
<p class=MsoNormal style='text-indent:18.0pt;background:#E6E6E6'><span
lang=EN-US style='font-size:9.0pt'>#032<span
style='mso-spacerun:yes'> </span>}<o:p></o:p></span></p>
<p class=MsoNormal style='text-indent:18.0pt;background:#E6E6E6'><span
lang=EN-US style='font-size:9.0pt'>#033<span
style='mso-spacerun:yes'> </span>//</span><span
style='font-size:9.0pt;font-family:宋体;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>清除下拉提示框中已有的数据</span><span lang=EN-US
style='font-size:9.0pt'><o:p></o:p></span></p>
<p class=MsoNormal style='text-indent:18.0pt;background:#E6E6E6'><span
lang=EN-US style='font-size:9.0pt'>#034<span
style='mso-spacerun:yes'> </span>function <span
class=SpellE><span class=GramE>clearDivData</span></span><span class=GramE>(</span>){<o:p></o:p></span></p>
<p class=MsoNormal style='text-indent:18.0pt;background:#E6E6E6'><span
lang=EN-US style='font-size:9.0pt'>#035<span
style='mso-spacerun:yes'> </span><span
style='mso-tab-count:1'> </span><span
class=SpellE><span class=GramE>document.getElementById</span></span><span
class=GramE>(</span>'<span class=SpellE>wordsListTbody</span>').<span
class=SpellE>innerHTML</span>='';<span
style='mso-spacerun:yes'> </span><span style='mso-tab-count:
1'> </span><o:p></o:p></span></p>
<p class=MsoNormal style='text-indent:18.0pt;background:#E6E6E6'><span
lang=EN-US style='font-size:9.0pt'>#036<span
style='mso-spacerun:yes'> </span>} <o:p></o:p></span></p>
<p class=MsoNormal style='text-indent:18.0pt;background:#E6E6E6'><span
lang=EN-US style='font-size:9.0pt'>#037<span style='mso-spacerun:yes'>
</span><span style='mso-tab-count:2'> </span>//</span><span
style='font-size:9.0pt;font-family:宋体;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>实际将数据加入下拉提示框</span><span lang=EN-US
style='font-size:9.0pt'><o:p></o:p></span></p>
<p class=MsoNormal style='text-indent:18.0pt;background:#E6E6E6'><span
lang=EN-US style='font-size:9.0pt'>#038<span style='mso-spacerun:yes'>
</span><span style='mso-tab-count:2'> </span>function
<span class=SpellE><span class=GramE>changeDivData</span></span><span
class=GramE>(</span><span class=SpellE>xmlDoc</span>){<o:p></o:p></span></p>
<p class=MsoNormal style='text-indent:18.0pt;background:#E6E6E6'><span
lang=EN-US style='font-size:9.0pt'>#039<span style='mso-spacerun:yes'>
</span><span style='mso-tab-count:3'> </span>//<span
class=GramE>alert(</span><span class=SpellE>xmlDoc</span>);<o:p></o:p></span></p>
<p class=MsoNormal style='text-indent:18.0pt;background:#E6E6E6'><span
lang=EN-US style='font-size:9.0pt'>#040<span style='mso-spacerun:yes'>
</span><span style='mso-tab-count:3'> </span><span
class=SpellE>var</span> words = <span class=SpellE><span class=GramE>xmlDoc.childNodes</span></span><span
class=GramE>[</span>0].<span class=SpellE>childNodes</span>;<o:p></o:p></span></p>
<p class=MsoNormal style='text-indent:18.0pt;background:#E6E6E6'><span
lang=EN-US style='font-size:9.0pt'>#041<span style='mso-spacerun:yes'>
</span><span style='mso-tab-count:3'> </span><span
class=SpellE>var</span> <span class=SpellE>tbody</span> = <span class=SpellE><span
class=GramE>document.getElementById</span></span><span class=GramE>(</span>'<span
class=SpellE>wordsListTbody</span>');<o:p></o:p></span></p>
<p class=MsoNormal style='text-indent:18.0pt;background:#E6E6E6'><span
lang=EN-US style='font-size:9.0pt'>#042<span style='mso-spacerun:yes'>
</span><span style='mso-tab-count:3'> </span>//<span
class=GramE>alert(</span>words[0].<span class=SpellE>firstChild.nodeValue</span>);<o:p></o:p></span></p>
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