What is the correct JavaScript syntax to change the content of the HTML element below?<p id="demo">This is a demonstration.</p>
Question
What is the correct JavaScript syntax to change the content of the HTML element below?<p id="demo">This is a demonstration.</p>
Solution
To change the content of the HTML element with the id "demo" using JavaScript, you can follow these steps:
-
Access the element using its id. In this case, the id is "demo". You can use the
getElementById()method to do this. -
Create a variable to store the reference to the element. For example, you can use the variable name
demoElement. -
Use the
innerHTMLproperty of the element to change its content. Assign the new content to theinnerHTMLproperty.
Here's the JavaScript code to accomplish this:
var demoElement = document.getElementById("demo");
demoElement.innerHTML = "This is the new content.";
In this code, we first use getElementById("demo") to access the element with the id "demo" and store it in the demoElement variable. Then, we assign the new content "This is the new content." to the innerHTML property of the demoElement. This will update the content of the HTML element.
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