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- package com.sf.day02;
- import org.junit.Test;
- public class TE {
- public static final String IP_ADDRESS = "192.168.1.1";
- @Test
- public void test01(){
- System.out.println("Hello");
- int num = 20;
- }
- public String getUserInfo(){
- return "h";
- }
- @Test
- public void t2(){
- int num = 10;
- num = 20;
- System.out.println(num);
-
- byte count = 0;
- long mm = 19L;
- long nn = 19l;
- float uu = 12.3F;
- float yy = 12.3f;
- double ii = 12.3D;
- String str = "abc";
- float num1 = (float) 12.3;
- }
-
- @Test
- public void t3(){
- int num = 10;
- int c = num++;
- System.out.println(num);
- System.out.println(c);
- }
- }
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