IT Placement Papers JAVA Servlets
This category contains Servlets Interview Questions and Answers |
Request parameter How to find whether a parameter exists in the request object?
|
|
|
|
|
1.boolean hasFoo = !(request.getParameter("foo") == null || request.getParameter("foo").equals(""));
2. boolean hasParameter = request.getParameterMap().contains(theParameter);
(which works in Servlet 2.3+)
Only registered users can write comments. Please login or register.
|