в 09:19, 26 мая 2010

2010-05-26T09:19:12Z

Admin: 1 версия

2010-05-26T08:14:40Z

1 версия

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==After the replacement, the two <PASSWORD> elements have the same content:==



<source lang="java">

package{
import flash.display.Sprite;

public class Main extends Sprite{
public function Main(){
var user1:XML = <USERDETAILS>
<LOGIN>joe</LOGIN>
<PASSWORD>linuxRules</PASSWORD>
</USERDETAILS>;

var user2:XML = <USERDETAILS>
<LOGIN>ken</LOGIN>
<PASSWORD>default</PASSWORD>
</USERDETAILS>;

trace(user1);
trace(user2);
user2.PASSWORD = user1.PASSWORD;
trace(user1);
trace(user2);

trace(user1.PASSWORD[0] == user2.PASSWORD[0]); // Displays: true

trace(user1.PASSWORD[0]
</source>

==Changing the Contents of an Element==



<source lang="java">

package{
import flash.display.Sprite;

public class Main extends Sprite{
public function Main(){
var novel:XML = <BOOK ISBN="0000000000">
<TITLE>ActionScript</TITLE>
<AUTHOR>J, J</AUTHOR>
<PUBLISHER>Books Ltd</PUBLISHER>
</BOOK>

novel.TITLE[0] = "New Title";

trace(novel);
}
}
}
</source>

==Content of an element can be changed using setChildren( )==



<source lang="java">

package{
import flash.display.Sprite;

public class Main extends Sprite{
public function Main(){
var novel:XML = <BOOK ISBN="0000000000">
<TITLE>ActionScript</TITLE> 
<AUTHOR>J, J</AUTHOR>
<PUBLISHER>Books Ltd</PUBLISHER> 
</BOOK>;

trace(novel);
novel.TITLE.setChildren("New Title");
trace(novel);
}
}
}
</source>

==Get and set the xml tag value==



<source lang="java">

package{
import flash.display.Sprite;

public class Main extends Sprite{
public function Main(){
var order:XML = <ORDER>
<ITEM SKU="374">
<NAME>Toy</NAME>
<PRICE>39.99</PRICE>
<QUANTITY>2</QUANTITY>
</ITEM>
</ORDER>

var total:Number = 0;
for each (var item:XML in order.*) {
trace( item.QUANTITY
+ " " + item.NAME + "(s)."
+ " $" + item.PRICE + " each.\n");
total += item.QUANTITY * item.PRICE;

}

trace("TOTAL: " + total);

for each (var item:XML in order.*) {
item.PRICE = 1;
}

trace(order);

}
}
}
</source>

==Replace the element of one xml data with the PASSWORD element of another==



<source lang="java">

package{
import flash.display.Sprite;

public class Main extends Sprite{
public function Main(){
var user1:XML = <USERDETAILS>
<LOGIN>joe</LOGIN>
<PASSWORD>linuxRules</PASSWORD>
</USERDETAILS>;

var user2:XML = <USERDETAILS>
<LOGIN>ken</LOGIN>
<PASSWORD>default</PASSWORD>
</USERDETAILS>;

trace(user1);
trace(user2);
user2.PASSWORD = user1.PASSWORD;
trace(user1);
trace(user2);
}
}
}
</source>

==Set attribute values==



<source lang="java">

package{
import flash.display.Sprite;

public class Main extends Sprite{
public function Main(){
var movieList:XML = <movieList>
<listName>My favorite movies</listName>
<movie id="123">
<title>Titus</title>
<year>1999</year>
<director>J T</director>
</movie>
<movie id="456">
<title>Rushmore</title>
<year>1998</year>
<director>W A</director>
</movie>
<movie id="789">
<title>Hall</title>
<year>1977</year>
<director>Woody Allen</director>
</movie>
</movieList>;
movieList.movie[0].@id = 8675309;
}
}
}
</source>

==The content of an element can be changed using the XML class"s instance method replace( ).==



<source lang="java">

package{
import flash.display.Sprite;

public class Main extends Sprite{
public function Main(){
var doc:XML = <DOC>
<P ALIGN="CENTER">E4X is fun</P>
</DOC>;

doc.replace("P", <DIV>E4X is convenient</DIV>);

trace(doc);
}
}
}
</source>

==Update xml data by using the dynamic property==



<source lang="java">

package{
import flash.display.Sprite;

public class Main extends Sprite{
public function Main(){
var novel:XML = <BOOK ISBN="0000000000">
<TITLE>ActionScript</TITLE> 
<AUTHOR>J, J</AUTHOR>
<PUBLISHER>Books Ltd</PUBLISHER> 
</BOOK>;

trace(novel);

novel.AUTHOR = "H, E";
novel.PUBLISHER = "S";

trace(novel);
}
}
}
</source>

==user2.PASSWORD[0]); // Displays: false==



<source lang="java">

}
}
}
</source>

==Use wild card and index to change the xml data value==



<source lang="java">

package{
import flash.display.Sprite;

public class Main extends Sprite{
public function Main(){
var novel:XML = <BOOK ISBN="0000000000">
<TITLE>ActionScript</TITLE>
<AUTHOR>J, J</AUTHOR>
<PUBLISHER>Books Ltd</PUBLISHER>
</BOOK>

novel.*[1] = novel.*[1] + <AUTHOR>D, V</AUTHOR>;

trace(novel);
}
}
}
</source>

==Write new values to the XML==



<source lang="java">

package{
import flash.display.Sprite;

public class Main extends Sprite{
public function Main(){
var movieList:XML = <movieList>
<listName>My favorite movies</listName>
<movie id="123">
<title>Titus</title>
<year>1999</year>
<director>J T</director>
</movie>
<movie id="456">
<title>Rushmore</title>
<year>1998</year>
<director>W A</director>
</movie>
<movie id="789">
<title>Hall</title>
<year>1977</year>
<director>Woody Allen</director>
</movie>
</movieList>;

movieList.movie[2].director = "A K";
}
}
}
</source>

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Flash / Flex / ActionScript/XML/update - История изменений

в 09:19, 26 мая 2010

Admin: 1 версия