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JSTL laid tag or <c:set> likewise called every bit JSTL Core tag library is a adept replacement of < jsp:setProperty > jsp activity which lacks lot of functionality too exclusively allow you lot to laid edible bean property. you lot tin plough over notice not set Map 's primal value or create a scoped variable past times using < jsp:setProperty > . jstl < set > tag allows you lot to practise all the materials related to setting or creating variables or attributes. past times using JSTL < c:set > tag you lot tin plough over notice : 1) Set edible bean properties 2) Set Map values 3) Create Scoped variable on page, request, session or application scope. But < c:set > comes amongst its ain caveat similar <c:set> tin plough over notice take attributes or variable if provided value is null or throw exceptions which nosotros volition here. nosotros will also lots of examples of JSTL tag < c:set > to empathize what Set ...

<c:if>   or if tag of JSTL amount tag library inwards JSP is i of the most versatile together with useful tag. JSTL if tag allows you to evidence for a condition, similar checking for a detail parameter inwards requestScope , sessionScope or pageScope . You tin too   check whatsoever parameter inwards asking parameters together with headers or tin banking concern gibe for a variable inwards JSP page using <c:if> tag. JSTL if tag helps a lot to bring down amount of Java code from JSP   page together with if used, along amongst facial expression linguistic communication JSTL amount tag library, tin take almost all Java code from JSP files. Earlier nosotros accept seen examples o f JSTL foreach tag together with JSTL amount laid tag an d this JSP JSTL tutorial is based on if tag of JSTL amount tag library. We will, run across how to work <core:if> tag within JSP files together with dissimilar instance of <core:if> tag to larn ourselves famil...