what tag do you use to create a vertical line

Answer 1

Use CSS for that.
<div class="vertical-line" style="height: 45px;" />

CSS:
div.vertical-line{
width: 1px;
background-color: black;
height: 100%;
float: left;
}

Answer 2

<hr />

Answer 3

<hr>

Answer 4

You can use just <hr> too

Answer 5

thanks

Answer 6

use hr tag