摘要： private static final Integer ONE = new Integer(1);public static void main(String[] args) {Map m = new HashMap();for (int i = 0; i < args.length; i++) ... 阅读全文

摘要： public static void main(String[] args) throws IOException {ByteArrayOutputStream baos = new ByteArrayOutputStream();DataOutputStream dos = new DataOut... 阅读全文

摘要： public static void main(String[] args) throws IOException {InputStreamReader isr = new InputStreamReader(System.in); BufferedReader br = new BufferedR... 阅读全文

摘要： public static void main(String[] args) throws IOException {FileReader fr = new FileReader("C:/Users/宇超/Desktop/hello.txt");FileWriter fw = new FileWri... 阅读全文

摘要： public static void main(String[] args) throws IOException {BufferedWriter bw = new BufferedWriter(new FileWriter("C:/Users/宇超/Desktop/rand.txt"));Buff... 阅读全文

摘要： public static void main(String[] args) throws IOException {FileInputStream in = null;FileOutputStream out = null;int b=0;in = new FileInputStream("C:\... 阅读全文

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摘要： intcompareTo(To)Compares this object with the specified object for order. Returns a negative integer, zero, or a positive integer as this object is le... 阅读全文

摘要： public enum Mycolor{red,green,blue};//定义一种新类型 阅读全文