package map.properties;
import java.util.Iterator;
import java.util.Map;
import java.util.Properties;
import java.util.Set;
public class PropertiesSource {
@SuppressWarnings({"all"})
public static void main(String[] args) {
Properties properties = new Properties();
properties.setProperty("www.jingdong.com","192.168.0.1") ;
properties.setProperty("www.baidu.com","192.168.0.2") ;
properties.setProperty("www.douyin.com","192.168.0.3") ;
System.out.println(properties.getProperty("www.baidu.com"));
Set> entries = properties.entrySet();
Iterator> iterator = entries.iterator();
while (iterator.hasNext()) {
Map.Entry
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