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Next I will share with you a tutorial on the usage of Attribute and setAttribute in Javascript. I hope this article will help you.
First, let's talk about setAttribute. We often need to dynamically add various attributes to the Element in JavaScript.
SetAttribute (), setattribute
● Nodes are divided into different types: Element nodes, attribute nodes, and text nodes.● The getElementById () method returns an object that corresponds to a specific element node in the document.● The
In general, I feel that js setAttribute works exactly the same as attr in jquery, but it is simplified in jquery and the work is more powerful. Next I will introduce their usage separately.
SetAttribute (string name, string value): adds a new
To start with setattribute, we often need to add various properties to the element dynamically in JavaScript, which can be done by using setattribute (), which involves browser compatibility issues.
The code is as follows
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Analysis on setAttribute compatibility usage in javascript and setattribute compatibility
This article analyzes the setAttribute compatibility usage in javascript. We will share this with you for your reference. The details are as follows:
1: We
A document is a node tree.
Nodes are divided into different types: Element nodes, attribute nodes, and text nodes.
The getelementbyid () method returns an object that corresponds to a specific element node in the document.
The getelementsbytagname ()
We often need to dynamically add various attributes to the Element in JavaScript, which can be achieved by using setAttribute (), which involves the compatibility of the browser. SetAttribute (stringname, stringvalue): Add a new attribute with the
GetAttribute () method
So far, we have introduced two methods to retrieve specific element nodes: getElementById () and getElementsByTagName. After finding the element, we can use the getAttribute () method to query the values of its various
We often need to dynamically add various attributes to the element in Javascript, which can be achieved by using setattribute (), which involves the compatibility of the browser.
Setattribute (string name, string value): adds a new attribute with
SetAttribute (): Method adds a new property value to the given element node or changes its existing property value:Element.setattribute (Attriibutename,attributevalue);The name and value of the property must be passed to this method as a string, and
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