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<c:catch> tag is mainly used to handle exceptions that occur and store error information.
<c:catch var="<string>"> ... </c:catch>
The <c:catch> tag has the following attributes:
| Attribute | Description | Is Necessary | Default Value |
|---|---|---|---|
| var | Variable used to store error information | No | None |
<%@ page language="java" contentType="text/html; charset=UTF-8"
pageEncoding="UTF-8"%>
<%@ taglib uri="http://java.sun.com/jsp/jstl/core" prefix="c" %>
<html>
<head>
<title>c:catch Tag Example</title>
</head>
<body>
<c:catch var ="catchException">
<% int x = 5/0;%>
</c:catch>
<c:if test = "${catchException != null}">
<p>The exception is: ${catchException} <br />
An exception occurred: ${catchException.message}</p>
</c:if>
</body>
</html>
The running result of the above example is:
The exception is: java.lang.ArithmeticException: / by zero An exception occurred: / by zero