get element by class name

JQuery selectors can be broadly divided into: basic selector, hierarchy selector, filter selector, form selector. Filter selectors can be divided into: Simple filter selector, Content filter selector, visibility filter selector, attribute filter

Original acknowledgement: http://xahlee.info/js/js_get_elements.html > through ID Get element : document.getElementById (ID string) return element Object, If it fails, get NULLNote ID should be unique within the page, but in iframe is

To use the library function of ExtJS to perform various operations on the DOM, you need to obtain the object of the Element type, but Ext. although get () obtains Element, the parameter can only be id. If you like and worship jQuery selector, you

How does jquery get the first or last child element? Through the Children method, children ("Input:first-child")$( This). Children ("Input:first-child"). Val (); $ ( This). Children ("Input:last-child"). Val ();> Selector, $ (". Items>input:first"in

Preface: This is the category of the blog, jquery is the beginning of the search .Because checking the manual is too cumbersome, and sometimes you need to drill down into the detail page of the command to see what the purpose of this command

First of all, the method of JS acquisition, which is more troublesome than the jquery method, followed by the jquery method for comparisonJS is a lot more troublesome than jquery, mainly because the FF browser, the FF browser, will take your newline

First of all talk about the acquisition of JS, which is much more cumbersome than the jquery method, followed by the jquery method for comparison JS method is much more troublesome than jquery, mainly because the FF browser,FF browser will be your

Preface: This is the category of the blog, jquery is the beginning of the search. Because checking the manual is too cumbersome, and sometimes you need to drill down into the detail page of the command to see what the purpose of this command is.

Ext. Element class Element (string/htmlelement element, [Boolean forcenew])Element Object created by ID or DOM Node Element. Fly (string/htmlelement El, [String named]): ElementA global shared activity element is created by the ID or DOM node

Article Turn Confessions Black Feather teaches PythonThe automation of all UI (user interface) operations requires the selection of interface elements.Select the interface element: first let the program find the interface element you want to