The four functions are creation, addition, deletion, and modification. The variables are all written to death. You can use the $ _ post method to receive the changes.
// Index. php tutorial creation function
Copy the code as follows:
<? Php
$ Xmlpatch = 'index. XML ';
$ _ Id = '1 ';
$ _ Title = 'title1 ';
$ _ Content = 'content1 ';
$ _ Author = 'author1 ';
$ _ Sendtime = 'time1 ';
$ _ Htmlpatch = '1.html ';
111cn.net $ doc = new domdocument ('1. 0', 'utf-8 ');
$ Doc-> formatoutput = true;
111cn.net $ root = $ doc-> createelement ('root'); // Create a node
111cn.net $ index = $ doc-> createelement ('index'); // Create a node
111cn.net $ url = $ doc-> createattribute ('URL'); // Create an attribute
$ Patch = $ doc-> createtextnode ($ _ htmlpatch); // create a text value
$ Url-> appendchild ($ patch); // set the $ patch text to the value of the $ url attribute.
111cn.net $ id = $ doc-> createattribute ('id ');
$ Newsid = $ doc-> createtextnode ($ _ id );
$ Id-> appendchild ($ newsid );
111cn.net $ title = $ doc-> createattribute ('title ');
$ Newstitle = $ doc-> createtextnode ($ _ title );
$ Title-> appendchild ($ newstitle );
111cn.net $ content = $ doc-> createtextnode ($ _ content); // node value
111cn.net $ author = $ doc-> createattribute ('author ');
$ Newsauthor = $ doc-> createtextnode ($ _ author );
$ Author-> appendchild ($ newsauthor );
111cn.net $ sendtime = $ doc-> createattribute ('time ');
$ Newssendtime = $ doc-> createtextnode ($ _ sendtime );
$ Sendtime-> appendchild ($ newssendtime );
111cn.net $ index-> appendchild ($ id); // Set $ id to the attribute of the index node.
$ Index-> appendchild ($ title );
$ Index-> appendchild ($ content );
$ Index-> appendchild ($ url );
$ Index-> appendchild ($ author );
$ Index-> appendchild ($ sendtime );
111cn.net $ root-> appendchild ($ index); // you can specify the index as the root byte.
111cn.net $ doc-> appendchild ($ root); // Set root as the heel node
111cn.net $ doc-> save ($ xmlpatch); // save the file
111cn. netecho $ xmlpatch. 'Has create success ';
111cn.net?>
111cn.net <! Doctype html public "-// w3c // dtd xhtml 1.0 transitional // en" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<Html xmlns = "http://www.w3.org/1999/xhtml">
<Head>
<Meta http-equiv = "content-type" content = "text/html; charset = utf-8"/>
<Title> xml operation </title>
</Head>
111cn.net <body>
</Body>
</Html>
// Add. php adds a function (similar to the index. php file, mainly adding load to load and $ root = $ doc-> documentelement to obtain and node
Copy the code as follows:
<? Php
$ Xmlpatch = 'index. XML ';
$ _ Id = '2 ';
$ _ Title = 'title2 ';
$ _ Content = 'content2 ';
$ _ Author = 'author2 ';
$ _ Sendtime = 'time2 ';
$ _ Htmlpatch = '2.html ';
111cn.net $ doc = new domdocument ();
$ Doc-> formatoutput = true;
If ($ doc-> load ($ xmlpatch )){
$ Root = $ doc-> documentelement; // Obtain the root node (root)
$ Index = $ doc-> createelement ('index ');
111cn.net $ url = $ doc-> createattribute ('URL ');
$ Patch = $ doc-> createtextnode ($ _ htmlpatch );
$ Url-> appendchild ($ patch );
111cn.net $ id = $ doc-> createattribute ('id ');
$ Newsid = $ doc-> createtextnode ($ _ id );
$ Id-> appendchild ($ newsid );
111cn.net $ title = $ doc-> createattribute ('title ');
$ Newstitle = $ doc-> createtextnode ($ _ title );
$ Title-> appendchild ($ newstitle );
111cn.net $ content = $ doc-> createtextnode ($ _ content );
111cn.net $ author = $ doc-> createattribute ('author ');
$ Newsauthor = $ doc-> createtextnode ($ _ author );
$ Author-> appendchild ($ newsauthor );
111cn.net $ sendtime = $ doc-> createattribute ('time ');
$ Newssendtime = $ doc-> createtextnode ($ _ sendtime );
$ Sendtime-> appendchild ($ newssendtime );
111cn.net $ index-> appendchild ($ id );
$ Index-> appendchild ($ title );
$ Index-> appendchild ($ content );
$ Index-> appendchild ($ url );
$ Index-> appendchild ($ author );
$ Index-> appendchild ($ sendtime );
111cn.net $ root-> appendchild ($ index );
111cn.net $ doc-> save ($ xmlpatch );
111cn. netecho $ _ id. 'Has been added in'. $ xmlpatch;
111cn.net} else {
Echo 'XML file loaded error! ';
}
?>
<! Doctype html public "-// w3c // dtd xhtml 1.0 transitional // en" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<Html xmlns = "http://www.w3.org/1999/xhtml">
<Head>
<Meta http-equiv = "content-type" content = "text/html; charset = utf-8"/>
<Title> xml operation-add </title>
</Head>
111cn.net <body>
</Body>
</Html>
// Edit. php modification function (only the title attribute value and node value are modified here)
Copy the code as follows:
<? Php
$ Xmlpatch = 'index. XML ';
$ _ Id = '2 ';
$ _ Title = 'has been changed ';
$ _ Content = 'has been changed ';
111cn.net $ doc = new domdocument ();
$ Doc-> formatoutput = true;
111cn. netif ($ doc-> load ($ xmlpatch )){
$ Root = $ doc-> documentelement;
$ Elm = $ root-> getelementsbytagname ('index ');
$ Checkexist = 0;
Foreach ($ elm as $ new ){
If ($ new-> getattribute ('id') =$ _ id ){
$ New-> setattribute ('title', $ _ title );
$ New-> nodevalue = $ _ content; // It's too surprising to modify the node value. I didn't expect to assign values directly like js...
// $ New-> removechild ($ new-> nodevalue );
$ Checkexist = 1;
}
}
If ($ checkexist = 0 ){
Echo $ _ id. 'is not found in'. $ xmlpatch;
} Else {
$ Doc-> save ($ xmlpatch );
Echo $ _ id. 'Has been changed ';
}
} Else {
Echo 'XML file loaded error! ';
}
111cn.net?>
<! Doctype html public "-// w3c // dtd xhtml 1.0 transitional // en" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<Html xmlns = "http://www.w3.org/1999/xhtml">
<Head>
<Meta http-equiv = "content-type" content = "text/html; charset = utf-8"/>
<Title> xml operation-modify </title>
</Head>
111cn.net <body>
</Body>
</Html>
// Delete del. php
Copy the code as follows:
<? Php
$ Xmlpatch = 'index. XML ';
$ _ Id = '2 ';
111cn.net $ doc = new domdocument ();
$ Doc-> formatoutput = true;
If ($ doc-> load ($ xmlpatch )){
$ Root = $ doc-> documentelement;
$ Elm = $ root-> getelementsbytagname ('index ');
Foreach ($ elm as $ new ){
If ($ new-> getattribute ('id') =$ _ id ){
If ($ root-> removechild ($ new )){
Echo $ _ id. 'Has been deleted ';
} Else {
Echo $ _ id. 'Delete failed ';
}
}
}
$ Doc-> save ($ xmlpatch );
} Else {
Echo 'XML file loaded error! ';
}
111cn.net?>
<! Doctype html public "-// w3c // dtd xhtml 1.0 transitional // en" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<Html xmlns = "http://www.w3.org/1999/xhtml">
<Head>
<Meta http-equiv = "content-type" content = "text/html; charset = utf-8"/>
<Title> xml operation-delete </title>
</Head>
111cn.net <body>
</Body>
</Html>
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