📄 代码清单3-17.htm
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style='mso-spacerun:yes'> </span><span style='mso-tab-count:
1'> </span><span
style='mso-spacerun:yes'> </span>document.getElementById(id);<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'>#043<span
style='mso-spacerun:yes'> </span><span style='mso-tab-count:
1'> </span><span
style='mso-spacerun:yes'> </span>var doc =
frame.contentDocument;<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'>#044<span
style='mso-spacerun:yes'> </span><span style='mso-tab-count:
1'> </span><span
style='mso-spacerun:yes'> </span>if (doc == undefined) //
Internet Explorer<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'>#045<span
style='mso-spacerun:yes'> </span><span style='mso-tab-count:
1'> </span><span
style='mso-spacerun:yes'> </span>doc =
frame.contentWindow.document;<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'>#046<span
style='mso-spacerun:yes'> </span><span style='mso-tab-count:
1'> </span><span
style='mso-spacerun:yes'> </span>return doc;<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'>#047<span
style='mso-spacerun:yes'> </span><span style='mso-tab-count:
1'> </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'>#048<span
style='mso-spacerun:yes'> </span><span
style='mso-tab-count:1'> </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"'>显示会话</span><span lang=EN-US
style='font-size:9.0pt'>ID<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'>#049<span
style='mso-spacerun:yes'> </span><span style='mso-tab-count:
1'> </span><span
style='mso-spacerun:yes'> </span>function showSessionId(){<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'>#050<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>var frame =
getIFrameDoc('httpSessionFrame');<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'>#051<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>var sessionid =
frame.getElementById('sessionId');<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'>#052<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>if(sessionid){<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'>#053<span
style='mso-spacerun:yes'> </span><span style='mso-tab-count:
1'> </span><span style='mso-spacerun:yes'> </span><span
style='mso-tab-count:2'> </span>alert(sessionid.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'>#054<span
style='mso-spacerun:yes'> </span><span style='mso-tab-count:
1'> </span><span
style='mso-spacerun:yes'> </span>}else{<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'>#055<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>alert('</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"'>无会话</span><span
lang=EN-US style='font-size:9.0pt'>ID');<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'>#056<span
style='mso-spacerun:yes'> </span><span style='mso-tab-count:
1'> </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'>#057<span
style='mso-spacerun:yes'> </span><span style='mso-tab-count:
1'> </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'>#058<span
style='mso-spacerun:yes'> </span></script><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'>#059<span
style='mso-spacerun:yes'> </span></head><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'>#060<span
style='mso-spacerun:yes'> </span><body><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'>#061<span
style='mso-spacerun:yes'> </span><span style='mso-tab-count:
1'> </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"'>示例用户名和密码都为</span><span
lang=EN-US style='font-size:9.0pt'>“test”<p><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'>#062<span
style='mso-spacerun:yes'> </span><span style='mso-tab-count:
1'> </span><input type="button" value="</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"'>查看会话</span><span lang=EN-US
style='font-size:9.0pt'>ID"
onclick="showSessionId()"><p><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'>#063<span
style='mso-spacerun:yes'> </span><span style='mso-tab-count:
1'> </span><form
action="/ajaxstudy/third/httpSessionServer.jsp"
method="post"><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'>#064<span
style='mso-spacerun:yes'> </span><span style='mso-tab-count:
2'> </span><input
type="text" id="name"><br><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'>#065<span
style='mso-spacerun:yes'> </span><span style='mso-tab-count:
2'> </span><input
type="text" id="password"><br><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'>#066<span
style='mso-spacerun:yes'> </span><span style='mso-tab-count:
2'> </span><input
type="button" value="</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"'>提交</span><span lang=EN-US style='font-size:9.0pt'>"
onclick=getSessionId()><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'>#067<span
style='mso-spacerun:yes'> </span><span style='mso-tab-count:
2'> </span><input
type="submit"><span style='mso-tab-count:2'> </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'>#068<span
style='mso-spacerun:yes'> </span><span style='mso-tab-count:
1'> </span></form><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'>#069<span
style='mso-spacerun:yes'> </span><iframe
id="httpSessionFrame"
style="visibility:hidden"></iframe><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'>#070<span
style='mso-spacerun:yes'> </span></body><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'>#071<span
style='mso-spacerun:yes'> </span><html><o:p></o:p></span></p>
<p class=MsoNormal style='text-indent:21.0pt'><span lang=EN-US><o:p> </o:p></span></p>
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