jstl 格式化 fmt

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<%@ taglib prefix='fmt' uri="http://java.sun.com/jsp/jstl/fmt" %>
<%@ page language="java" contentType="text/html; charset=utf-8" pageEncoding="utf-8"%>
<%@ taglib prefix='c' uri="http://java.sun.com/jsp/jstl/core" %>
<%@ taglib prefix='fmt' uri="http://java.sun.com/jsp/jstl/fmt" %>
<%
String path = request.getContextPath();
String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
%>



  
    
        
        
  
  
  
          
                  从 .properties 文件中读取最简单的信息输出:
                  
                  



                  从 .properties 文件中读取带有可填参数的信息,填入参数并输出:
                  
                          
                          
                  
                  

                  数字 格式化并输出:

                  数字:

                  
                  数字,定制了格式:

                  货币:

                  百分比:

                  

                  格式化日期:

                  
                  

                  

                  

                  

                  将字符串转化到正确的数字:

                  忽略第一个不符合数字条件的字符和其之后的所有字符,如果字符串不是以数字开头则报错

                  123.02a

                  123

                  123.00a1

                  3saaa

                  
          
                  
  

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