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public static void getSysProp(){
Properties props = System.getProperties();
Set<Entry<Object,Object>> res = props.entrySet();
Iterator it = res.iterator();
while (it.hasNext())
{
Map.Entry e = (Map.Entry)it.next();
......
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public static String StringFilter(String str) throws PatternSyntaxException {
// Ö»ÔÊÐí×ÖĸºÍÊý×Ö
// String regEx = "[^a-zA-Z0-9]";
// Çå³ýµôËùÓÐÌØÊâ×Ö·û
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/*ÄÚ²¿ÀàʹÓÃʾÀý*/
package demo;
class Outer{
int outer_i=100;
static int outer_j=200;
final int outer_k=300;
void test(){
Inner in = new Inner();
in.display();
}
static class Inner{
void display(){
  ......
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<?xml version="1.0" encoding="utf-8"?>
<mx:Application xmlns:mx="http://www.adobe.com/2006/mxml" layout="absolute" xmlns="*" creationComplet ......