checkbox_array.jsp

采用JSP + Ajax + 文本来演示多选、全选

<%@ page language="java" contentType="text/html; charset=GBK" pageEncoding="GBK" %>
<%@ page import="java.util.*"%>
<%@ page import="java.lang.*" %>
<%@ page import="javax.servlet.*" %>
<%@ page import="javax.servlet.jsp.*" %>
<%@ page import="javax.servlet.http.* "%>
<%@ page import="java.io.*" %>
<%@ page import="java.nio.*" %>
<% 
/***********/
/* Author : JarryLi 
/* Blog:http://jiarry.blogchina.com
/***********/
request.setCharacterEncoding("GBK");
response.setCharacterEncoding("GBK");
response.setContentType("text/html; charset=GBK");
response.setHeader("Pragma", "No-cache");
response.setHeader("Cache-Control", "no-cache");
response.setHeader("Cache-Control", "must-revalidate");
response.setDateHeader("Expires",0);
%>

<%@ include file="../inc/data.jsp" %>

<%
/*-----------------------------*/	
	//output data ;
/*-----------------------------*/	
  if( getContentsUTF8.equals("") ){
  	 out.print("\"$empty$\"");return;
  	}
  	
  	
/****************************/
/*
  String[] content_list = new String[]{};
  content_list = getContents.split("\r\n");
  int listLen = content_list.length;
  int listChildLen = content_list[0].split("\t").length -1;
  String[][] content_i = new String[ listLen ][ listChildLen ];

 //这样先赋值给数组的做法更简洁; 
  for(int i=0; i< content_list.length; i++){
  	  content_i[i] = content_list[i].split("\t");//赋值给2维数组;
      //out.print( content_list[i] + "\r" +   String.valueOf( content_list[i].split("\t")[0] ) );	
  	}

 int  a=0;
 while(a < content_i.length ){
 	    out.print("<b>No."+a + ",</b><br>");

      for(int b=0; b< content_i[a].length-1 ;b++)
 	          out.print( content_i[a][b]+ "<br>");
 	          
 	    a++;
 	}	
 out.print("<hr>");
/****************************/

//直接输出js数组;
try{
  String[] contentArray = new String[]{};
  contentArray = getContentsUTF8.split("\r\n");
  int xlen = contentArray.length;
  int ylen = contentArray[0].split("\t").length;

  String[][] content_n = new String[ xlen ][ ylen ]; 
  //out.print("var cl = new Array();");

  for(int x=0; x<xlen; x++){
  	   out.print("cl[" + x +"] = [");
  	   
      for( int y=0; y<ylen; y++){
      	  content_n[x][y] = contentArray[x].split("\t")[y];

//转义js字符,如果有\"'先进行转义以免js数组出错;
          content_n[x][y] = turnScript( content_n[x][y] );
     	  
      	  out.print("\"");      	  
      	  out.print(  content_n[x][y] );      	  
      	  out.print("\"");
      	  if(y != (ylen-1)) out.print(",");
      	  
      }
  	   out.print("];");    	
  }
}catch (Exception e){
		    out.print(e.getMessage());
}

%>