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封装JavaBean public class Student { private String id; private String name; private Integer age; public Student() { super(); } public Student(String id, 阅读全文
posted @ 2018-03-09 18:35
花间一壶酒123
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摘要:
import java.util.ArrayList;import java.util.Collections;import java.util.HashMap;import java.util.List;import java.util.Map; public class practice01 { 阅读全文
posted @ 2018-03-09 18:29
花间一壶酒123
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