The syntax of Tag JSTL Core Tag. 展开全部. It comes up, if the flow goes into c:otherwise but fails when it goes to c:when. 帮助的人： 11.8万. 关注. These are sub tags of "c:if" tag. Subtag of that follows the tags and runs only if all of the prior conditions evaluated to 'false'. The is like switch, is like case and is like default statement. Let's see the simple example of c:out tag: The tags and does not have any attributes.. The tag is similar to JSP expression tag, but it can only be used with expression. is the one which acts like switch, like case which can be used multiple times inside for evaluating different-2 conditions. 10 These tags are used together like switch-case and default statements in java. JSTL c:choose, c:when, c:otherwise tag example program: JSTL c:choose core Tag is used when a number of alternatives are available for a particular condition. jsp 中 ... 采纳率： 77%. If the expression evaluates to true then the proceeding statements in the will be executed. It will display the result of an expression, similar to the way < %=...% > work. 9 Retrieves an absolute or relative URL and exposes its contents to either the page, a String in 'var', or a Reader in 'varReader'. Java의 If, Else 문법은 JSTL에서 when과 otherwise를 사용한다. The tag acts like a java switch statement. Hence they aren't evaluated as actual tags. 속성 default문 같은 역할을 사용하고 싶으면 태그 안에 태그를 사용합니다. IF문(단일) 사용하기 2. The tag of JSP core tag library is used for conditional execution of statement. In this Section, we will discuss about how to use JSTL tag ' c:when ' in JSP with a simple example. 다중 IF 사용하기 주의사항 JSP파일 상단에 C taglib 추가하기 1 <%@ taglib prefix="c" uri=".. The JSTL Core Tag is used when a number of alternatives are available for a particular condition. JSTL Core Tag. The tag has an attribute ‘test’ to indicate test expression. I am trying to access the startDate field in a javascript function. The choose tag is used to construct an statement. 我也去答题 访问个人页. IF ELSE 사용하기 3. JSTL c:when,c:choose,c:otherwise TAGS IN JSP. If the test evaluates to false, the code in the will be executed.. JSTL , , Example: Basically, the choose, when, and otherwise tags are used to construct an "c:if" statement. The < c:out > tag automatically escape the XML tags. case와 같은 역할을 하는것은 안의 태그 입니다. In this article we are discussing , and core tags of JSTL. 1. The tag executes the conditional block statements which is embedded with the sub-tags and .. 는 자바의 Switch문과 비슷한 역할을 합니다. It works same as of switch statement in java. Syntax: c:when test="${testCondition1}"