静态块
package Kuai;import java.util.Random;public class Person {public static Random r=new Random();public static void sayHello(){System.out.println("你好嗎");}//這是靜態(tài)塊;它在加載Person類時(shí)被調(diào)用static{System.out.println("聽說我只加載一次?");}public Person(){System.out.println("一個(gè)Person對(duì)象被創(chuàng)建");}} package Kuai;public class Test {public static void main(String[] args) {System.out.println("hello");//System.out.println(Person.r.nextInt(50));Person p=new Person();Person p1=new Person();}}
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轉(zhuǎn)載于:https://www.cnblogs.com/zyy1130/p/6704807.html
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