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4. JAVA UUID


import java.util.UUID;
public class Test {
	public static void main(String[] args) {
		UUID uuid = UUID.randomUUID();
		System.out.println (uuid);
	}
}
編譯運行輸出:
07ca3dec-b674-41d0-af9e-9c37583b08bb

		

參考:http://java.sun.com/j2se/1.5.0/docs/api/java/util/UUID.html

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