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1.获取用户的输入数据,详情:http://www.runoob.com/java/java-scanner-class.html
Scanner s = new Scanner(System.in);
import java.util.Scanner;
public class ScannerDemo {
public static void main(String[] args) {
Scanner scan = new Scanner(System.in);
// 从键盘接收数据
// next方式接收字符串
System.out.println("next方式接收:");
// 判断是否还有输入
if (scan.hasNext()) {
String str1 = scan.next();
System.out.println("输入的数据为:" + str1);
}
scan.close();
}
}