?? myproperties.java
字號:
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.util.Properties;
public class MyProperties {
public static void main(String[] args) {
Properties pro = new Properties();
try {
pro.load(new FileInputStream("MyProperties.txt"));// 載入文件信息"
} catch (FileNotFoundException e) {
System.out.println("FileNotFoundException");
} catch (IOException e) {
System.out.println("IOException");
}
pro.setProperty("para", "hello java");// 寫進pro
try {
pro.store(new FileOutputStream("MyProperties.txt"), "title");// 寫文件
} catch (FileNotFoundException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
}
System.out.println(pro.getProperty("para")); //先讀緩存數(shù)據(jù),后讀文件數(shù)據(jù)
}
}
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