从HashSet创建Java集

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从HashSet创建Java集合

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import java.util.*;
// 来自 nowjava.com - 时代Java

public class FindDups {

public static void main(String[] args) {

Set<String> s = new HashSet<String>();

for (String a : args)

s.add(a);

System.out.println(s.size() + " distinct words: " + s);

}

* Redistribution and use in source and binary forms, with or without

* modification, are permitted provided that the following conditions

* are met:

*   - Redistributions of source code must retain the above copyright

*     notice, this list of conditions and the following disclaimer.

*   - Redistributions in binary form must reproduce the above copyright

*     notice, this list of conditions and the following disclaimer in the

*     documentation and/or other materials provided with the distribution.

*   - Neither the name of Oracle or the names of its

*     contributors may be used to endorse or promote products derived

*     from this software without specific prior written permission.

* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS

* IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,

* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR

* PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR

* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,

* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,

* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
/**代码未完, 请加载全部代码(NowJava.com).**/

​x
 
​
import java.util.*;
// 来自 nowjava.com - 时代Java
​
public class FindDups {
​
    public static void main(String[] args) {
​
        Set<String> s = new HashSet<String>();
​
        for (String a : args)
​
            s.add(a);
​
        System.out.println(s.size() + " distinct words: " + s);
​
    }
​
}
​
​
/*
​
 * Copyright (c) 1995, 2008, Oracle and/or its affiliates. All rights reserved.
​
 *
​
 * Redistribution and use in source and binary forms, with or without
​
 * modification, are permitted provided that the following conditions
​
 * are met:
​
 *
​
 *   - Redistributions of source code must retain the above copyright
​
 *     notice, this list of conditions and the following disclaimer.
​
 *
​
 *   - Redistributions in binary form must reproduce the above copyright
​
 *     notice, this list of conditions and the following disclaimer in the
​
 *     documentation and/or other materials provided with the distribution.
​
 *
​
 *   - Neither the name of Oracle or the names of its
​
 *     contributors may be used to endorse or promote products derived
​
 *     from this software without specific prior written permission.
​
 *
​
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
​
 * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
​
 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
​
 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR
​
 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
​
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
​
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
/**代码未完, 请加载全部代码(NowJava.com).**/