什么是条件运算符?:在Java中?
条件运算符也称为三元运算符。该运算符由三个操作数组成,用于评估布尔表达式。操作者的目标是决定;应将哪个值分配给变量。运算符写为:
variable x = (expression)? value if true: value if false
示例
public class Test { public static void main(String args[]) { int a, b; a = 10; b = (a == 1) ? 20: 30; System.out.println("Value of b is: " + b); b = (a == 10) ? 20: 30; System.out.println(“Value of b is: " + b); } }
输出结果
Value of b is: 30 Value of b is: 20