QT xml讀寫操作

main.cpp中

#include

#include
#include
#include
#include
intmain
(int argc,
char
*ar**)
qxmlstreamwriter stream
(&file)
; stream.
setcodec
(qtextcodec::
codecforname
("utf-8"))
; stream.
setautoformatting
(true);
//開啟自動格式化
stream.
writestartdocument()
;//從文件開始
stream.
writestartelement
("teachers");
stream.
writestartelement
("teacher");
stream.
writeattribute
("id"
,"01");
stream.
writetextelement
("name"
,"老王");
stream.
writetextelement
("book"
,"金瓶梅");
stream.
writestartelement
("teacher");
stream.
writeattribute
("id"
,"02");
stream.
writetextelement
("name"
,"老是");
stream.
writetextelement
("book"
,"金瓶梅");
stream.
writestartelement
("teacher");
stream.
writeattribute
("id"
,"03");
stream.
writetextelement
("name"
,"老六");
stream.
writetextelement
("book"
,"金瓶梅");
stream.
writeendelement()
; stream.
writeenddocument()
; file.
close()
;qdebug()
<<
"存入檔案成功"
; qfile file1
("./testwrite.xml");
if(!file1.
open
(qfile::readonly|qfile::text)
) qxmlstreamreader reader;
reader.
setdevice
(&file1)
;while
(!reader.
atend()
)if(type==qxmlstreamreader::endelement)
qdebug()
<<
"<< reader.
name()
<<
">";if
(type == qxmlstreamreader::characters &&
!reader.
iswhitespace()
)//會字元空白
qdebug()
<< reader.
text()
;// 如果讀取過程**現錯誤，那麼輸出錯誤資訊
if(reader.
haserror()
)}file1.
close()
;return a.
exec()
;}

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