]]>instanceof比较http://www.aygfsteel.com/Cboy/archive/2005/12/30/25973.html大森�/dc:creator>大森�/author>Thu, 29 Dec 2005 19:20:00 GMThttp://www.aygfsteel.com/Cboy/archive/2005/12/30/25973.htmlhttp://www.aygfsteel.com/Cboy/comments/25973.htmlhttp://www.aygfsteel.com/Cboy/archive/2005/12/30/25973.html#Feedback0http://www.aygfsteel.com/Cboy/comments/commentRss/25973.htmlhttp://www.aygfsteel.com/Cboy/services/trackbacks/25973.html
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class A{}
class B extendsA{}
public class Test
{
public static void main(String args[])
{
B b= new B();
biJiao(b);
}
}
有一æ–ÒŽ³•
biJiao(object obj)
{
if (ojb instanceof A )
{
System.out.println("˜q™é‡Œä¼šæ˜¾½CºTrue");
}
}
˜q™æ ·ä¸èƒ½æ˜„¡¤ºå”¯ä¸€çš?è¦æ˜¾½Cºå”¯ä¸€çš„用 Class æ–ÒŽ³•.æ¯ä¸ª¾c»éƒ½ä¼šæœ‰ä¸€ä¸ªå”¯ä¸€çš„Class.如这里改æˆ?br>
biJiao(object obj)
{
if (ojb.getClass==A.Class() )
{
System.out.println("˜q™é‡Œä¼šæ˜¾½CºFalse");
}
}