The following line appears inside a <code> element.
<h1>This is a primary heading</h1>
To force quit an application in Windows, hold down the ctrl, alt and delete keys together.
The following line is written inside a <code> element, while user-name is written inside a <var> element.
document.write("user-name")
As you can see, the content of the <var> element is italicized.
The following line uses the <samp> element to indicate the output from a script or program.
This is the output from our test script.