Java中parseBoolean()方法的重要性?
parseBoolean()方法是布尔类的一个重要方法。parseBoolean()是一个静态方法,可以将字符串方法参数解析为布尔对象。Boolean类的parseBoolean()方法返回由字符串参数表示的布尔值。
语法
public static boolean parseBoolean(String s)
示例
import java.util.Scanner; public class ParseBooleanMethodTest { public static void main(String[] args) { System.out.print("Are you ready to play cricket(true/false)?"); Scanner scanner = new Scanner(System.in); String str = scanner.nextLine(); scanner.close(); //将用户输入转换为布尔值 boolean answer = Boolean.parseBoolean(str); if(answer) { System.out.println("Yes, I am ready to play cricket"); } else { System.out.println("No, I am not yet ready"); } } }
输出结果
Are you ready to play cricket(true/false)? true Yes, I am ready to play cricket