zoukankan      html  css  js  c++  java
  • 简单使用EL进行标签的替换

    package com.ceshi;
    
    public class HtmlShow {
        public static String transfer(String txt,String cssClass){
            txt=txt.replaceAll(""", "&quote;").replaceAll("&", "&amp;").replaceAll("<", "&lt;").replaceAll(">", "&gt;");
            txt=txt.replaceAll("
    ", "</p><p class='"+cssClass+"'>");
            txt="<p class='"+cssClass+"'>"+txt+"</p>";
            return txt;
        }
    }
    <?xml version="1.0" encoding="UTF-8"?>
    <taglib xmlns="http://java.sun.com/xml/ns/javaee"
        xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
        xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-jsptaglibrary_2_1.xsd"
        version="2.1">
        
      <description>JSTL 1.1 core library</description>
      <display-name>myel</display-name>
      <tlib-version>1.0</tlib-version>
      <short-name>my</short-name>
      <uri>http://www.baidu.com/jsp/jstl/myel</uri>
      
      <function>
        <description>
          Tests if an input string contains the specified substring.
        </description>
        <name>transfer</name>
        <function-class>com.ceshi.HtmlShow</function-class>
        <function-signature>String transfer(java.lang.String, java.lang.String)</function-signature>
        <example>
          ....
        </example>
      </function>
      
    </taglib>
    <%@ page language="java" contentType="text/html; charset=ISO-8859-1"
        pageEncoding="ISO-8859-1"%>
    <%@taglib prefix="my" uri="http://www.baidu.com/jsp/jstl/myel" %>
    <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
    <html>
    <head>
    <meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
    <title>Insert title here</title>
    </head>
    <body>
    ${my:transfer("<h1>hahahhah</h1>","tt") }
    </body>
    </html>

    效果如下:

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  • 原文地址:https://www.cnblogs.com/claricre/p/6395730.html
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