结构

Print.java

package com.hotpot.main; /**Simplement */ public class Print {

    /**give String*/

    public static void print(String str) {

        System.out.println(str);

    }

    /**give int*/

    public static void print(int str) {

        System.out.println(str);

    }

    /**give double*/

    public static void print(double str) {

        System.out.println(str);

    }

}

Main.java

import static com.hotpot.main.Print.*;



public class Main {

    public static void main(String[] args) {

        print(123);

        print("test");

        print(3.1415926);

    }

}

运行结果

123

test

3.1415926