JavaScript

This article describes how to use jquery to obtain the selected value of a check box. For more information, see The Code is as follows: --> JS to obtain the selected value of the check box 01234567 JS Code The Code is as follows:

This article mainly introduces how to select DOM Based on CSS class based on pure JS implementation. If you need DOM, you can refer to // online reference and modify some of them. // The Code is as follows. JS only. The browser must support the

This article mainly introduces how to convert the Chinese Standard Time to the standard format. For more information, see Thu Aug 22 2013 15:12:00 GMT + 0800 (China Standard Time) Conversion The Code is as follows: Function formatTen (num ){

This article mainly introduces a self-written method for detecting CPU usage using JavaScript, for more information, see how to use JS to detect CPU usage in yuber's Github Issues. Specifically, I implemented it myself, and added a histogram

The onchange event of select or text must be manually (input through the keyboard) changed to the value of select or text to be triggered, this article describes how to use js to trigger the selectonchange event select or text onchange event. You

It is common to use the webpage title to prompt users with new messages. The following is a good example. You can refer to the webpage title to prompt users with new messages, for example, Weibo and some mailboxes are common. How to implement a

After the developer tool is turned off, the status bar prompts that the console is undefined. Why is there no problem with the previous running? The maintenance project is running under ie9, after the code is added, it cannot be fully displayed.

This article describes how to obtain the background color and font color of a webpage by using JavaScript. For more information about how to obtain the background color and font color of a webpage, see: Idea: the rgb color is obtained by obtaining

This article mainly addresses how to make multiple jQuery versions coexist on the same page without conflict, for more information, see the $ symbol used by many JS framework class libraries. jQuery is the most typical one. In jQuery, the $ symbol

This article mainly introduces the page loading js and performance analysis methods. For more information, see First load the reference js file of the static page, and then find whether the referenced file contains the onload function, such as

I like to quote this sentence, "a program is a management of complexity ". The computer world is a huge abstract building group. We simply wrap some things and then release new tools to repeat them. Now let's think about some built-in abstract

When the autocomplete component of jQuery is introduced, the js returns an error of the String constant that has not ended. The cause and solution are as follows. You can refer to my problem and solution below: When I introduced jQuery's

This article mainly introduces some common ideas and methods for js drag-and-drop. For more information, see common ideas for js drag-and-drop. 1. Use onmousedown, onmousemove, and onmouseup to simulate the events () that start dragging, dragging,

For JavaScript program debugging, compared with alert (), the console is used. log () is a better method because the alert () function blocks the execution of JavaScript programs and causes side effects. log () only prints relevant information on

This article mainly introduces five methods for determining the length of a string in JavaScript code and distinguishes Chinese characters from English. For more information about how to calculate the length of a string, see, 2 Chinese

Use a timer written in javascript + jquery to regularly Modify the title of an article. For more information, see a timer written in javascript + jquery. The Code is as follows: TODO supply a title Test Line One Test Line

This article mainly introduces the code for returning to the top with sliding effects and smart hiding implemented by jQuery. It is very practical. If you need it, you can refer to the Online DEMO: Portal. HTML code (put it anywhere on the page and

This article describes how to call a subwindow in the ifame parent window in Chrome. For more information, see a browser incompatibility problem in the following project: In IE and Firefox, calling the js function of the Child Window using the

This article mainly introduces the javascript built-in object arguments. The example explains how to use arguments. If you need it, refer to section 1 and what is arguments. Arguments is a built-in object in JavaScript. It is odd and often

This article mainly introduces how to judge the cross-browser javascript attributes. For more information about how to use this method, refer to the code that can be easily written. When declaring variables, we often have different API definitions