Change the id of a html element using JavaScript
In this post we will give you information about Change the id of a html element using JavaScript. Hear we will give you detail about Change the id of a html element using JavaScriptAnd how to use it also give you demo for it if it is necessary.
we are going about how to change the id of a html element using JavaScript with the help of examples.
Consider, we have the following html element with a id attribute:
<h1 id="box">Main heading</h1>
Now, we need to change the id of a above html element.
Changing the id of a html element
To change the id of an html element, first we need to access the element inside the JavaScript using the document.getElementById() method.
const el = document.getElementById("box");
Now, the element object has a id property by using that we can change the id of an element.
el.id = "container";
Note: The document.getElementById() method takes the id attribute as an argument and returns the element object.
Full example
HTML:
<h1 id="box">Main heading</h1>
JavaScript:
const el = document.getElementById("box");el.id = "container";
In the example above, we have changed the id of a html element from box to container.
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