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The <c:import> tag provides all the functions of the <jsp:include> behavior tag and also allows the inclusion of absolute URLs.
For example, using the <c:import> tag can include different web content from an FTP server.
<c:import url="<string>" var="<string>" scope="<string>" varReader="<string>" context="<string>" charEncoding="<string>"/>
The <c:import> tag has the following attributes:
| Attribute | Description | Is it necessary | Default value |
|---|---|---|---|
| url | The URL of the resource to be imported, which can be a relative path or an absolute path, and it can also import resources from other hosts | Yes | None |
| context | When accessing external context resources via relative paths, context specifies the name of this resource. | No | Current application |
| charEncoding | Character encoding set of the imported data | No | ISO-8859-1 |
| var | Variable used to store the imported text | No | None |
| scope | The scope of the var attribute | No | page |
| varReader | Optional variable for providing java.io.Reader objects | 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:import Example</title>
</head>
<body>
<c:import var="data" url="http://www.oldtoolbag.com"/>
<c:out value="${data}"/>
</body>
</html>The following program will print http://www.w3Source code of the "codebox.com" page, you can try it yourself.