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单项选择题 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)

  • D
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