function?res=classify（treedata）
????if?tree.leaf~=1
????????for?i=1:length（tree.child）
????????????if?tree.continuous==0%離散值
????????????????if?data（tree.value）==tree.child（i）.parent
????????????????res=classify（tree.child（i）data）;
????????????????end
????????????else?%連續值
????????????????if?data（tree.value）>tree.point
????????????????????res=classify（tree.child（2）data）;
????????????????else
????????????????????res=classify（tree.child（1）data）;
????????????????end
????????????end
????????end
????else
????????res=tree.value;
????end
end

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件????????928??2018-09-01?12:56??printTree.m

?????文件????????906??2018-09-01?12:47??splitdata.m

?????文件????????872??2018-08-31?11:14??西瓜數據集.txt

?????文件????????568??2018-09-01?14:45??classify.m

?????文件???????1591??2018-08-31?16:36??dataDiscretize.m

?????文件????????425??2018-08-30?14:06??getAttrEntropy.m

?????文件????????534??2018-08-30?10:39??getEntropy.m

?????文件????????156??2018-08-26?15:13??getGainRatio.m

?????文件????????175??2018-08-31?10:51??makedecision.m

?????文件???????3110??2018-09-01?13:03??maketree.m

?????文件????????303??2018-08-29?09:34??myhist.m

-----------?---------??----------?-----??----

?????????????????9568????????????????????11