operator Demo05

发布时间 2023-10-14 20:07:25作者: 宁宁宁宁宁宁宁宁

package operator;

//逻辑运算符
public class Demo05 {
public static void main(String[] args) {
//与(and)或(or)非(取反)
boolean a = true;
boolean b = false;

System.out.println("a&&b:" + (a&&b) );//逻辑与运算:两个变量都为真,结果才为真
System.out.println("a || b:" + (a||b));//逻辑与运算:两个变量有一个是真,则结果才为true
System.out.println("!(a && b):"+!(a&&b));//如果是真,则变为假,如果是假则变为真

//短路运算
int c = 5;
boolean d = (c<4)&&(c++<4);
System.out.println(c);
boolean x = (c>4)&&(c++<4);
System.out.println(c);
System.out.println(d);
System.out.println(x);
System.out.println(c);

}
}