javascript getelementsbyclassname

This article introduces three common methods for getting elements in javascript: element ID, tag name, and class name. An example is provided, I hope you will like it. There are three common methods to obtain elements: Element ID, tag name, and class name. GetElementById DOM provides a method named getElementById, which returns a Node object corresponding to its id attribute. Note the case sensitivity when using it. It is a function unique to the doc

This article introduces three common methods for getting elements in javascript: element ID, tag name, and class name. An example is provided, I hope you will like it. There are three common methods to obtain elements: element ID, tag name, and class name. GetElementById DOM provides a method named getElementById, which returns a node object corresponding to its id attribute. Note the case sensitivity when using it. It is a function unique to the doc

A tab. When the mouse moves up, the red slider follows and is often used during the layout process. This article provides detailed implementation code. If you are interested, refer to the next one. Move the mouse to the corresponding category, and the red triangle below will automatically follow, slowly following. No matter how many. Javascript code: The Code is as follows: Function changeCoord (id, left ){$ (Id). style. left = left;}Function $ (

First. Move the mouse to the corresponding category, and the red triangle below will automatically follow, slowly following. No matter how many. Javascript code: [Javascript]Function changeCoord (id, left ){$ (Id). style. left = left;}Function $ (id ){Return document. getElementById (id );}Function $ (id ){Return document. getElementsByClassName (id) [0];}Functi

This article mainly introduces the Javascript code for moving the slider to follow the effect. If you need it, you can refer to it first. Move the mouse to the corresponding category, and the red triangle below will automatically follow, slowly following.No matter how many.Javascript code: The Code is as follows: Function changeCoord (id, left ){$ (Id). style. left = left;} Function $ (id ){Return document. getElementById (id );} Function $ (id ){

unobtrusive JavaScript is a design concept that removes JavaScript from the HTML structure, avoiding the inclusion of a bunch of onchange, onclick in HTML tags ... And so on, to Mount JavaScript events, to separate HTML from JavaScript, and to differentiate the functions and responsibilities according to the MVC princi

DOM (DocumentObjectModel), that is, "Document Object Model ". Based on the Semantic Logic Structure, DOM presents the elements and content in the webpage as a clear and easy-to-read tree model. The following small series will share with you the DOM basics of recent javascript notes, if you have any need, you can refer to the development of DOM, which is closely related to the general trend of WEB standardization. Only based on the correct semantic log

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. Share it with you for your reference. The specific implementation method is as follows: Script function getCla

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. Share it with you for your reference. The specific implementation method is as follows: Script function getCla

Getelementsbyclassname () that returns an array of objects corresponding to an array of elements with the same class name in parentheses. This means that all matching elements are returned as an array of elements. He is a unique function of the document object, which has only one parameter, only the class name of the element you want to get, which must be enclosed in single or double quotes. The return is the array (http://www.cnblogs.com/GreenLeaves

Javascript implements list switching and javascript switchover I haven't dealt with IE compatibility yet. I'm not sure. I 'd like to give you some advice. Ideas: 1. js obtains the button group object for the specified click event, such as btns = document. xxx (), obtain the subscript of the current object before traversing the event binding process. For example: btns [I]. index = I; 2. Match index to the D

Common javascript event EncapsulationWith the rise of Html5 in recent years, more and more applications are implemented using html5. An excellent web application requires both beautiful and concise UI interfaces and a good interaction. Most interactions between Web applications must be implemented using javascript events. Although there are a large number of powerful ja