问题:
Given the JSP code:
<% request.setAttribute("foo", "bar"); %>and the Classic tag handler code:
5. public int doStartTag() throws JspException {
6. // insert code here
7. // return int
8. }
Assume there are no other "foo" attributes in the web application.
Which invocation on the pageContextobject,inserted at line 6,assigns "bar" to the variable x?()
A . String x = (String) pageContext.getAttribute("foo")
B . String x = (String) pageContext.getRequestScope("foo")
C . It is NOT possible to access the pageContext object from within doStartTag
D . String x = (String) pageContext.getRequest().getAttribute("foo")
E . String x = (String) pageContext.getAttribute("foo", PageContext.ANY_SCOPE)
Given the JSP code:
<% request.setAttribute("foo", "bar"); %>and the Classic tag handler code:
5. public int doStartTag() throws JspException {
6. // insert code here
7. // return int
8. }
Assume there are no other "foo" attributes in the web application.
Which invocation on the pageContextobject,inserted at line 6,assigns "bar" to the variable x?()
● 参考解析
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