JavaScript Can Change HTML Content
One of many JavaScript HTML methods is getElementById().
This example uses the method to “find” an HTML element (with id=”demo”) and changes the element content (innerHTML) to “Hello JavaScript”:
Example
document.getElementById("demo").innerHTML = "Hello JavaScript";
JavaScript accepts both double and single quotes:
JavaScript Can Change HTML Attribute Values
In this example, JavaScript changes the value of the src (source) attribute of an ![]()
What Can JavaScript Do?
JavaScript can change HTML attribute values.
In this case, JavaScript changes the value of the src (source) attribute of an image.
