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StringºÍXmlÖ®¼äµÄת»»¡¢StringתInputStream

ͨ³£ÔÚ²Ù×÷xmlµÄʱºò£¬¶¼ÊÇͨ¹ýinputstream£¨ºÜ¶àÇé¿öÏÂÊÇFileInputStream£©À´¶ÁÈëxml²¢×ªÎªdomµÄ£¬ºÜ¶àÈË»áÓöµ½ÕâÖÖÇé¿öÊý¾Ý²»ÊÇ´ÓÎļþ¶ÁÈëµÄ¶øÊÇ´ÓStringÖÐÈ¡µÃµÄ
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InputStream in = new ByteArrayInputStream (str.getBytes());À´È¡µÃinputstream £¬µ«ÊÇÕâÖÖInputStreamÖÐÊý¾Ý±»×ª³ÉÁËbyteÊý×飬ËùÒÔתdomµÄʱºò¾Í»á±¨´í
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// ×Ö·û´®×ªXML
String xmlStr = \"......\";
StringReader sr = new StringReader(xmlStr);
InputSource is = new InputSource(sr);
DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
DocumentBuilder builder=factory.newDocumentBuilder();
Document doc = builder.parse(is);
//XMLת×Ö·û´®
TransformerFactory tf = TransformerFactory.newInstance();
Transformer t = tf.newTransformer();
t.setOutputProperty(\"encoding\",\"GB23121\");//½â¾öÖÐÎÄÎÊÌ⣬ÊÔ¹ýÓÃGBK²»ÐÐ
ByteArrayOutputStream bos = new ByteArrayOutputStream();
t.transform(new DOMSource(doc), new StreamResult(bos));
String xmlStr = bos.toString();


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//µÃµ½Óû§ÒªÉÏ´«µÄÎļþÃû
string strFilePathName = loFile.PostedFile.FileName;
string strFileName = Path.GetFileName(strFilePathName);
int FileLength = loFile.PostedFile.ContentLength;
if(FileLength<=0)
return; ......

XML XQuery

--XQuery »ùÓÚÏÖÓÐµÄ XPath ²éѯÓïÑÔ£¬²¢Ö§³Ö¸üºÃµÄµü´ú¡¢¸üºÃµÄÅÅÐò½á¹ûÒÔ¼°¹¹Ôì±ØÐèµÄ XML µÄ¹¦ÄÜ¡£
--1.ÉùÃ÷Ò»¸ö xml ÀàÐ͵ıäÁ¿£¬È»ºóʹÓà xml Êý¾ÝÀàÐ굀 query() ·½·¨À´²éѯ´Ë±äÁ¿
DECLARE @x xml
SET @x = '<ROOT><a>111</a></ROOT>'
SELECT @x.query('/ROOT/a')
--²éÕÒÊôÐÔaid=20µÄa½ ......

×÷µÄÒ»¸ö¼òµ¥µÄXML¹¦ÄÜ(1)

//ÅжϸÃxmlÎĵµÊÇ·ñ´æÔÚ£¬²»´æÔÚÔò´´½¨
  if (!File.Exists(Constants.SYS_CONFIGURE_URL + @"\SaveAccount.xml"))
                              &nbs ......

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 ÕâÑù¾ÍOKÁË¡£ ......

DataTabת»»XML XMLת»»DataTable µÄÀà

public string ConvertDataTableToXML(DataTable xmlDS)
{
MemoryStream stream = null;
XmlTextWriter writer = null;
try
{
stream = new MemoryStream();
writer = new XmlTextWriter(stream, Encoding.Default);
......
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