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¡¡¡¡on error resume next ShockMode = (IsObject(CreateObject("ShockwaveFlash.ShockwaveFlash.5")))
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¡¡¡¡class Date
¡¡¡¡{
¡¡¡¡private int day;
¡¡¡¡public void tomorrow()
¡¡¡¡{
¡¡¡¡this.day = this.day + 1;
¡¡¡¡}
¡¡¡¡}
¡¡¡¡public class DateUser
¡¡¡¡{
¡¡¡¡public static void main(String args[])
¡¡¡¡{
¡¡¡¡Date mydate = new Date();
¡¡¡¡mydate.day = 21; //×¢ÒâÕâ¾ä»°ÊÇ´íµÄ
¡¡¡¡}
¡¡¡¡}
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Define a one-to-many dependency between objects so that when one object changes state, all its dependents are notified and updated automatically.
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