随笔分类 - java 基础
摘要：public class 值传递引用传递 { public static void main(String[] args) { int num1 = 10; int num2 = 20; swap(num1,num2); System.out.println(num1); System.out.pr
阅读全文
摘要：java基础 数据类型Basic ，String java整形浮点型细节 package week01;public class intDetail { public static void main(String[] args) { int n1 = 1; //int n2 = (int) 1
阅读全文
摘要：java整形浮点型细节 package week01;public class intDetail { public static void main(String[] args) { int n1 = 1; //int n2 = (int) 1L; long n3 = 1L; //bit是最
阅读全文
摘要：package week01; public class intDetail { public static void main(String[] args) { int n1 = 1; //int n2 = (int) 1L; long n3 = 1L; //bit是最小的存储单元，byte是一个
阅读全文
