HttpServletRequest接口中getParameterNames()方法的返回值类型是( )
2023-12-01Java web
HttpServletRequest接口中getParameterNames()方法的返回值类型是( )
A.Object[]
B.String[]
C.Enumeration
D.Object
正确答案是C

HttpServletRequest接口中getParameterNames()方法的返回值类型是( )
A.Object[]
B.String[]
C.Enumeration
D.Object
正确答案是C