问题:
Given:
11.<% java.util.Map map = new java.util.HashMap();
12.request.setAttribute("map", map);
13.map.put("a", "true");
14.map.put("b", "false");
15.map.put("c", "42"); %>
Which three EL expressions are valid and evaluate to true?()
A . ${not map.c}
B . ${map.d or map.a}
C . ${map.a and map.d}
D . ${map.false or map.true}
E . ${map.a and map.b or map.a}
Given:
11.<% java.util.Map map = new java.util.HashMap();
12.request.setAttribute("map", map);
13.map.put("a", "true");
14.map.put("b", "false");
15.map.put("c", "42"); %>
Which three EL expressions are valid and evaluate to true?()
● 参考解析
本题暂无解析
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