A. if (i==5) 
B. if i=5 then 
C. if i=5 
D. if i==5 then

A. sort()數(shù)組排序 
B. length()計算數(shù)組長度 
C. concat()數(shù)組合并 
D. reverse()數(shù)組元素反轉

A.JspWriter對象
B.PrintWriter對象
C.Out對象
D.ResponseWriter對象

A.history
B.document
C.button
D.window

A. *.html
B. *.jsp
C. /*
D. *