单选题如果不存在请求参数‘season’，当调用request.getParameter（“season”）时会发生什么？（）A产生一个异常B产生一个空的引用C产生一个空字符串“”D什么也不发生
单选题
如果不存在请求参数‘season’，当调用request.getParameter（“season”）时会发生什么？（）
A
产生一个异常
B
产生一个空的引用
C
产生一个空字符串“”
D
什么也不发生
参考解析
解析：
暂无解析
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