文章列表
1.在函数代码中，使用特殊对象arguments，开发者无需明确指出参数名，就能访问它们。
1.1方法定义
function testArguments() {
var obj = arguments;
alert(obj[1]);
}
1.2方法调用
testArguments('zhang', 'quan');调用方法alert出的是“quan”，obj[1]会使用第二个参数。如果越界，即obj[2]或其它的类似越界方式，由于没有传递相应的参数，则返回undefined。
2.还可以用 arguments 对象检测函数的参数个数，引用属性 arguments.length 即可。
2.1方法 ...
$('.fancybox').fancybox({
helpers: {
//缩略图
thumbs : {
width: 50,
height: 50
},
//overlay为null时，页面锁死
overlay:{
showEarly : false
},
//控制按钮，前一个，后一个，缩放，关闭
buttons : {},
//控制标 ...
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0//EN">
<html>
<head>
<title>wid.html</title>
<link rel="stylesheet" href="./plugin/Travel_tab/css/webwidget_scroller_tab.css" type="text/css" />
<script type='text/ ...
第一步：
package DB;
import java.util.HashMap;
import java.util.Map;
/**
* 数据库字段数据类型与数字之间的对应关系
* @author lxzqz
*
*/
public class Types {
protected final static Map<Integer, String> MAP = new HashMap<Integer, String>();
public static final int ARRAY = 2003;
public static final int BIGI ...
package test;
public class ClassTest implements Cloneable{
public String name;
public int age;
public ClassTest(String name,int age) {
this.setName(name);
this.setAge(age);
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public int ge ...
$(function(){
//颜色选择器
$('#gradeColor').ColorPicker({
onSubmit : function(hsb, hex, rgb, el) {
$(el).val(hex);
$('#colorShow').attr('style', 'background-color: #' + hex);
$(el).ColorPickerHide();
},
onBeforeShow : function() {
$(this).ColorPickerSetColor(this.value);
}
...
package test;
import java.util.HashMap;
import java.util.Hashtable;
import java.util.IdentityHashMap;
import java.util.Map;
public class MapTest {
public static void main(String[] args) {
//在 IdentityHashMap中，当且仅当(k1==k2)时，才认为两个键k1和k2相等
//此类设计仅用于其中需要引用相等性语义的罕见情况
Map<String, String> map ...
package com.excel.test;
import java.util.StringTokenizer;
public class StringTok {
public static void main(String[] args) {
/**
* 第一个字符串为要拆分对象，第二个字符串为拆分方式，支持正则
*/
StringTokenizer st = new StringTokenizer("zhang;quan；zhong", "[;|；]");
/**
* 以下这两个使用方式一致
* while(st ...
package com.json;
import java.util.HashMap;
import java.util.Map;
import net.sf.json.JSONObject;
public class JSONTest {
public static void main(String[] args) {
JSONObject json = new JSONObject();
//key元素唯一，重复写会覆盖
json.element("zhang", "zhang");
json.element("zha ...
package com.excel.test;
import java.io.File;
import jxl.Sheet;
import jxl.Workbook;
import jxl.format.Alignment;
import jxl.format.Colour;
import jxl.format.Pattern;
import jxl.format.VerticalAlignment;
import jxl.write.Label;
import jxl.write.WritableCellFormat;
import jxl.write.WritableImage;
imp ...
var cate = {"cate":[{"id":"1","name":"景点景区","parent":"1"},{"id":"2","name":"星级饭店","parent":"2"},{"id":"3","name":"旅行社","parent ...
public String getScenicCoord(String pk) {
log.debug("根据景区唯一标示获取景区坐标!");
String sql = "select wkt from JQGEO where id = '" + pk + "'";
String result = "";
try {
Connection conn = getSession().connection();
PreparedStatement ps = c ...
<%@page import="java.net.URLEncoder"%>
<%@page language="java" import="java.util.*" pageEncoding="UTF-8" contentType="application/msword;charset=UTF-8"%>
<%
String path = request.getContextPath();
String basePath = request.getScheme() ...
var json = {"mapLayerInfo":{"COUNTY":"东城区","CONTACTPERSON":"郑欣淼","NAME":"故宫博物院","ADDRESS":"北京市东城区景山前街4号","POSTCODE":"100009","LEVEL":"5A","ID":1,"TELEPHONE& ...
使用ftp4这个jar包来连接FTP时，有时会报it.sauronsoftware.ftp4j.FTPListParseException这个异常，究其原因：
The FTP protocol doesn't offer a wide supported method to get complete informations about the contents of the working directory. The LIST command usually gives all you need to know, but unfortunately every server can u ...