三元运算符
package operator;
public class Demo07 {
public static void main(String[] args) {
int a = 10;
int b = 20;
a+=b;//a = a+b
a-=b;//a = a-b
System.out.println(a);
//字符串连接符 + ,String
System.out.println(a+b);
System.out.println(""+a+b); //结果:1020
System.out.println(a+b+""); //结果:30
}
}
package operator;
public class Demo08 {
public static void main(String[] args) {
/*
条件运算符 ? :
x ? y : z
如果x==true,则结果为y,否则结果为z
*/
int score = 80;
String type = score < 60 ?"不及格":"及格";
System.out.println(type);
}
}
标签:String,System,运算符,println,三元,public,out
From: https://www.cnblogs.com/blogearl/p/17013656.html