Javascript Get All Class Names 6 Get Class Names As A List and Length What if you want to get all the individual class names of an element in JavaScript As you know the classList property on the element object will return the DOMTokenList which is an array type object Loop through the DOMTokenList object using for of and get individual class names on each iteration
The method takes one or more class names as a parameter and returns an HTMLCollection with the elements that contain all the provided class names Converting the collection to an array If you need to treat the HTMLCollection as an array e g to use methods like forEach convert it to an array by using the Array from method The JavaScript getElementsByClassName is used to get all the elements that belong to a particular class When the JavaScript get element by class name method is called on the document object it searches the complete document including the root nodes and returns an array containing all the elements The syntax is as follows
Javascript Get All Class Names
Javascript Get All Class Names
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The first part would be class page which will find all the elements whose class attribute begins with page this selector is thus not viable for elements with multiple classes but this can be fixed by class page which will find all the elements whose class attribute have somewhere the string page note the space at the beginning
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Javascript Get All Class Names
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https://www.w3schools.com/JSREF/met_document_getelementsbyclassname.asp
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https://developer.mozilla.org/en-US/docs/Web/API/Document/getElementsByClassName
The getElementsByClassName method of Document interface returns an array like object of all child elements which have all of the given class name s When called on the document object the complete document is searched including the root node You may also call getElementsByClassName on any element it will return only elements which are descendants of the specified root element with the
https://www.geeksforgeeks.org/how-to-get-element-by-class-name-in-javascript/
When working with the DOM in JavaScript selecting elements by their class names is a common task JavaScript provides several methods to achieve this whether we need to select one or multiple elements In this article we will cover different approaches to get elements by class name in JavaScript Prerequisites HTML CSS JavaScript
https://melvingeorge.me/blog/get-all-classnames-of-element-dom-javascript
To get all the class names present in a DOM element you can use the classList property on the corresponding element using JavaScript Let s say you have an h1 element tag with class names text red and rounded border like this
https://softauthor.com/javascript-get-elements-by-class-name/
Get Element s By Class Name Using querySelectorAll Get Element s By Class Name With Multiple Classes Get Element s By Class Name From Parent Element 1 Get Element By Class Name Using getElementsByClassName Create five div elements with the same class name box Unlike ID name a single HTML document can have multiple class names
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