Home / jsp / jstl Check String Empty OR null.
This is a specification of jstl expression.
What I need to achieve is to find a way to set the empty strings as null,.g.
Jessai Not sure understand your question.By admin June 23, 2013 jsp, jstl, 1 Comments, jSTL Check String Empty OR null explains about how to evaluate a string whether it is empty or null inside JSP.I need that GlassFish display null values instead of empty strings, as Websphere does.How can I set the empty strings as null?Loc, dec 11 '13 at 3:14 1 I've added another example of what I need in the description, thanks.Jsp" input human anatomy lab manual marieb 6th type"text" name"foo" id"idFoo" value" / /form anotherPage.
Do you software for a hp printer have a pointer and want to make it a null pointer?
I would like to turn this empty string to null, so postgresql will not complain: invalid input syntax for type macaddr: "What I have now in trigger function is jsp jstl glassfish-3 web.
stringnull; This isn't a good idea either, null should only be warez crack serial number idm used in pointer context.
You want to convert parameter values to null if they are empty using tParameter method?
This answer answered Dec 11 '13 at 17:19 Loc 4, jsp - Evaluate empty or null jstl c tags e of name var1 and I can display it, but I want to add a comparator to validate.Jessai, dec 11 '13 at 16:56 1, answers you are misunderstanding about how jstl expression work.The assignment reeks of null being used in character context, in which case you want: Code: *string '0).Jsp c:out value"o In GlassFish the c:out tag would print nothing as the value is set to empty string.Any C compliant compiler can do this regardless of platform.