单选题For debugging purposes， you need to record how many times a given JSP is invoked before the user’ssession has been created. The JSP’s destroy method stores this information to a database. Which JSPcode snippet keeps track of this count for the lifetime of the JSP page？（）A%! int count = 0； %% if （ request.getSession（false） == null ） count++； %B%@ int count = 0； %. % if （ request.getSession（false） == null ） count++； %C% int count = 0；. if （ request.getSession（false） == null ） count++； %D%@ int count = 0；. if （ request.getSession（false） == null ） count++； %E%! int count = 0；. if （ request.getSession（false） == null ） count++； %
单选题
For debugging purposes， you need to record how many times a given JSP is invoked before the user’ssession has been created. The JSP’s destroy method stores this information to a database. Which JSPcode snippet keeps track of this count for the lifetime of the JSP page？（）
A
<%! int count = 0； %><% if （ request.getSession（false） == null ） count++； %>
B
<%@ int count = 0； %>. <% if （ request.getSession（false） == null ） count++； %>
C
<% int count = 0；. if （ request.getSession（false） == null ） count++； %>
D
<%@ int count = 0；. if （ request.getSession（false） == null ） count++； %>
E
<%! int count = 0；. if （ request.getSession（false） == null ） count++； %>
参考解析
解析：
暂无解析
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