JavaScript

The src of the image img remains unchanged. What should I do if I want the browser to reload the image? When the image address src remains unchanged, let the browser reload the image. In fact, when the src remains unchanged, the browser directly

You must have seen the effects of rolling up! Seamless intermittent upward Scrolling should not be unfamiliar. Next we will introduce jquery to you to implement seamless intermittent scrolling. If you are interested, please refer to the following

Let's learn a little trick called imagepreloading to speed up image access. Some browsers try to solve this problem by saving these images in the local cache, interested friends can understand that a large number of high-resolution images can indeed

The value obtained when js reads text box or other form data is of the string type. For example, if the value of a is 11 for two text boxes a and B, the value of B is 9, so. the value must be smaller than B. value, because they are all strings. I

This article will help you use javascript to create a json string. If you need to use a web project to construct a json string response, for more information, see, hope that it will help you if you are using Restful API now, and you need to use a

I am also a beginner of JQuery. I wrote a simple example of a new user name without refreshing verification. Let's share it with you and learn it together. 1. Add text box and style and js Script Reference to the static page: The Code is as

SVG (Scalable Vector Graphics). Next we will introduce how to determine whether the browser supports SVG. For more information, see, I hope this code will help you with Scalable Vector Graphics (SVG). It is based on the Extensible Markup Language

JS obtains and operates the element methods in iframe. For details about how to obtain and set the object elements and documents in iframe in JS, see. 1. Dedicated to IE (Image Positioning through frames index ): The Code is as follows: Document.

Common page effects include the pop-up layer effects, seamless scrolling effects, and Tab switching effects. Next, we will share with you a Tab switching effect written in native javascript, if you are interested, you can refer to the following:

A fuzzy query similar to id is often used in js, and can be implemented using jquery tools and fuzzy query & quot; ^ & quot. Here is another example to illustrate eg_1. Search for an id image set on the page and put it in the code first: The Code

The file names in Some browsers are garbled. For more information, see. The Code is as follows: If (context. Request. UserAgent. ToLower (). IndexOf ("msie", System. StringComparison. Ordinal)>-1) // IE browser{Context. Response. AddHeader

Some content in the sidebar will be fixed at that position after it is rolled to the top of the page and will not scroll with the scroll bar. Many webmasters may want to achieve this effect. Next I will introduce it to you in detail, if you are

I will share with you some experiences on restructuring the JS front-end framework. If you are interested, don't miss it. After all, it's an experience. Let's get started. Refactoring is actually not a major action. The main function to be

In this example, the ColorBox plug-in of Jquery is used to pop up the image group browsing layer. The window in the pop-up window will show the effect of closing and switching from the previous one. In my opinion, the pop-up window is quite good, if

Js pop-up mode dialog box, and receive the return value method. For more information, see. A: The Code is as follows:

The second method to use event bubbling to delegate to the parent node of the list is to use closures. If you are interested, refer to this article, which may be helpful for you to learn about js. Method 1: Use event bubbling to delegate to the

Click a button to delete a record, and then refresh the dialog. 1. Scenario Click a button to delete a record, and then refresh the dialog. 2. Solution 1) Add the callback attribute on the delete button and add the callback function. The Code

JQuery makes a DIV element that can be semi-folded. Since accordion in jQueryUI does not provide relevant methods, I wrote one myself, the code quality is very low. I hope you can give me some advice on a project and want to use jQuery to create a

The code for automatically calculating the output amount by entering the quantity and price is mainly used for shopping websites. For more information, see Script function checkInt (o) {theV = isNaN (parseInt (o. value ))? 0: parseInt (o. value); if

We often need to enter keywords on the front-end page to search for data. This has become a habit. Today we will share with you how to use jQuery, MySQL, and Ajax to create simple and attractive Ajax searches, do not miss out if you are