JavaScript

// Use native js to encapsulate ajax // compatible with xhr object function createXHR () {if (typeof XMLHttpRequest! = "Undefined") {// non-IE6 browser return new XMLHttpRequest ();} else if (typeof ActiveXObject! = "Undefined") {// IE6 browser var

View the deprecated list of jQuery and find live () and die () in it. Now let's take a look and find that jQuery has introduced a new event binding mechanism starting from jQuery1.7. on () and off () functions handle event binding in a unified

Copy codeThe Code is as follows: Start Date: SourceFormat = "yyyy-MM-dd" targetFormat = "yyyy-MM-dd" readonly = "true"/>Var startDate = document. forms [0]. startDate. value;Var endDate = document. forms [0]. endDate. value;If (DateDiff (endDate,

First of all, I will introduce some modules, such as the document list or post list, on our webpage. Of course there are other modules that will also be involved. I will mainly talk about the situations that people often encounter. Here I will use

This method can be found on the Internet many, but many only click to edit and maintain the text, but there is no complete code writing how to save it to the database. I am not familiar with it. It takes a long time to write and save the modified

I mentioned the localization file problem above, and found it in the Ext JS 5 package. It didn't contain the localization package. I don't expect localization to be considered yet. In Sencha Touch, there is no localization package, but it is

I. ajax instances 1. Data conventions between front-end and programmers Json (commonly used), text, xml 2. Methods for processing different types of data 3. ajax execution prompt 4. Details in ajax (encoding and submission methods) Demo9 --

Most websites now have verification and message prompts: In order to provide a better user experience, you do not need to use alert to prompt the message. jQuery prompts the message to disappear automatically, for example: Css: #tip_message

Recently, the project decided to use the JqGrid list control to display relevant data. In the past, there were many contacts, including easyui and Ext. net list control, the article simply writes a small example to summarize; 1: introduce the

1: CREATE a database TABLE and insert 200000 data records to it: copy the code create table [dbo]. [T_School] ([ID] [int] IDENTITY (255) not null, [SchoolName] [nvarchar] () COLLATE Chinese_PRC_CI_AS NULL, [BuildDate] [datetime] NULL, [Address]

Any PHP developer must master six keywords when using object-oriented WEB applications: 1. Private2. Public3. Protected4. Static5. Final6. Abstract For the first three keywords, their internal access relationships within the class are as follows:

Recently, the project encountered the following operations to dynamically add or delete table rows:Html codeCopy codeThe Code is as follows: main resume Start time Graduate School major Educational System degree learning method educational

Html:Copy codeThe Code is as follows: Demo dynamic table: Script:Copy codeThe Code is as follows: Call the setTable (trLineNumber, tdData) function to dynamically generate a table and set a click event for each cell. After the event is triggered,

1. Introduction to bubble events When we click a control, if the parent control including the control also has a click event, the execution will continue.For example, a under div has a click event. When you click a, alert appears twice. This

1. First:Copy codeThe Code is as follows: function IsPC (){Var userAgentInfo = navigator. userAgent;Var Agents = ["Android", "iPhone ","SymbianOS", "Windows Phone ","IPad", "iPod"];Var flag = true;For (var v = 0; v If (userAgentInfo. indexOf (Agents

1. Clear the decimal point:Copy codeThe Code is as follows: function returnFloat0 (value ){Value = Math. round (parseFloat (value ));Return value;}2. retain one decimal point:Copy codeThe Code is as follows: function returnFloat1 (value ){Value =

This framework is only a package of JavaScriptCore implemented in C/C ++ in webkit. In iOS development of the old version, many developers will introduce the webkit Library to the Project for compilation and usage. However, although iOS7 regards it

As Jquery becomes more and more useful, more and more friends are using it. In the Web, because the CheckBox, Radiobutton, DropDownList, and other controls are frequently used, they are related to the operations of these controls in Jquery. The

Common events without return values Attribute Description Onabort Image loading is interrupted. Onblur Element loses focus. Onchange The domain content is changed. Onclick Event handle

Common getElementById, getElementsByName, and getElementsByTagName. However, foreigners are not satisfied with these APIs, so they developed getElementsByClassName. Later, a jQuery selector emerged. Here we only talk about the original js selector. 1