html css for underline code example

Example 1: text-decoration css

h1 {
  text-decoration: overline;
}

h2 {
  text-decoration: line-through;
}

h3 {
  text-decoration: underline;
}

h4 {
  text-decoration: underline overline;
}

Example 2: underline text in html

<!-- Using 'u' tag we can draw underline below the text in HTML -->
<p>Hello all <u>Welcome here !!!</u></p>