JavaScript

This article mainly introduces how Js dynamically adds node content to a form. It provides examples of common tips for adding JavaScript nodes to a form, for more information about how to dynamically add node content to a form using Js, see the

This article mainly introduces the usage of the jQuery content filter selector. examples show how to use the content filter selector, such as contains (), has (), empty (), and parent, for more information about jQuery content filtering selector,

This article mainly introduces how to obtain the class in dom using JavaScript, which involves the use of javascript to operate dom nodes, for more information about how to use JavaScript to obtain classes in dom, see the example in this article.

This article mainly introduces the JavaScript events in the touch screen. The example analyzes the types, principles, and related usage skills of the touch screen events. For more information, see the example in this article. Share it with you for

This article mainly introduces how to convert Web color values using Javascript. If you need it, you can refer to those who have been busy with business requirements recently and haven't written a blog for a long time. Some time today, I looked at

This article mainly introduces the JavaScript detection of instance attributes and prototype attributes. For more information about the attributes, see prerequisite . The property of a JavaScript object can be divided into two types: exist in an

This article introduces the javascript closure in detail, which is very detailed. We recommend it to anyone who needs it. In the previous article, we gave an overview of the pre-interpretation. before writing this blog post, we plan to write several

Here we will sort out the js methods used in my previous project. They are all very common javascript methods. I believe our friends can also use them frequently. Here we will sort them out and share them with you. Verify whether the image format is

This article mainly introduces the concept and usage of Javascript closures. It provides an in-depth analysis of the functions of closures and precautions for use in the form of examples, which is of great practical value, if you need it, you can

This article mainly introduces some simple Javascript drag-and-drop applications (analyzing code line by line, making it easy to drag the principle ), for more information about how to drag objects out of a certain p and the adsorption function of

This article mainly introduces how to replace a mobile phone number with a regular expression in javascript, which can be used to replace a mobile phone number ranging from 4th to 7th, it is a very practical technique. If you need it, you can refer

The article uses examples to show the break and continue statements in javascript. The two statements are very clear in comparison, you can refer to the break and continue statements to provide stricter Process Control for code execution in the loop.

This article mainly introduces a simple example of using jQueryscroll events to implement monitoring of scroll bar paging, ajax loading, and document ). height () and $ (window ). the difference between height () and scroll. You can refer to the

Verify the validity of the ID card number based on the encoding rules. The specific implementation is as follows. You can refer to the following code to verify the validity of the ID card number based on the ID card number encoding rules. The

JSONP cross-origin GET requests are a common solution. Let's take a look at how JSONP cross-origin is implemented, in addition, the principle of JSONP cross-origin JavaScript is a front-end dynamic script technology that is frequently used in Web

It is not uncommon to discuss jQuery and javascript performance. However, I plan to summarize some speed tips and some of my own suggestions in this article to improve your jQuery and javascript code. Good code will increase the speed. Quick

The bitwise "XOR" Operator (^) performs bitwise XOR for two expressions. The following describes how to use the bitwise "XOR" Operator (^) is to execute bitwise XOR or for two expressions. Usage: The Code is as follows: Result = expression1 ^

This article describes how to use JS or jQuery to simulate a tag Event code. For more information, see The Code is as follows: Next step$ ("# Alink"). click (); // trigger the click Event of the tag, but the page Jump is not triggeredDocument.

This article mainly introduces four Ajax asynchronous submission methods commonly used in extJS. For more information, see /** The Code is as follows: * The first Ajax submission method* In this method, you must directly use the ext Ajax Method

This article mainly introduces the js time comparison example. The code is simple and you can see the result after running it. For more information, see The Code is as follows: