Interview Questions Answers.ORG
Interviewer And Interviewee Guide
Interviews
Quizzes
Home
Quizzes
Interviews Java Programming Language Interviews:Advanced JavaCore JavaEclipseFull Stack Developer (Java)HibernateIBM WebSphereInternationalization LocalizationJ2EEJ2MEJ2SEJavaJava ANTJava AppletJava BeansJava ClassesJava EJB ProgrammingJava Game DeveloperJava GUI FrameworkJava JNDIJava JNIJava JSP ProgrammingJava Message Service (JMS)Java Multi-ThreadingJava Networking - Sockets and RMIJava PatternsJava SecurityJava Server FacesJava Servlet ProgrammingJava Software EngineerJava Swing ProgrammingJava TechnicalJava ThreadsJava Transaction APIJava Web ServicesJavaMailJBossJDBCJMSJSFPortal and PortletRMISpring FrameworkSr.Java Web DeveloperStrutsSunOneSwing AWTSWT JFace
Copyright © 2018. All Rights Reserved
Java Servlet Programming Interview Question:
Request parameter How to find whether a parameter exists in the request object?
Submitted by: Administrator1.boolean hasFoo = !(request.getParameter("foo") == null || request.getParameter("foo").equals(""));
2. boolean hasParameter = request.getParameterMap().contains(theParameter);
(which works in Servlet 2.3+)
Submitted by: Administrator
2. boolean hasParameter = request.getParameterMap().contains(theParameter);
(which works in Servlet 2.3+)
Submitted by: Administrator
Copyright 2007-2024 by Interview Questions Answers .ORG All Rights Reserved.
https://InterviewQuestionsAnswers.ORG.
https://InterviewQuestionsAnswers.ORG.