1
//- - - - - - - - -//
~~Hi~~ Hello, world!
//- - - - - - - - -//
<p><del>Hi</del> Hello, world!</p>
//= = = = = = = = = = = = = = = = = = = = = = = =//

2
//- - - - - - - - -//
This ~~has a

new paragraph~~.
//- - - - - - - - -//
<p>This ~~has a</p>
<p>new paragraph~~.</p>
//= = = = = = = = = = = = = = = = = = = = = = = =//

3
//- - - - - - - - -//
~Hi~ Hello, world!
//- - - - - - - - -//
<p><del>Hi</del> Hello, world!</p>
//= = = = = = = = = = = = = = = = = = = = = = = =//

4: Three or more tildes do not create a strikethrough
//- - - - - - - - -//
This will ~~~not~~~ strike.
//- - - - - - - - -//
<p>This will ~~~not~~~ strike.</p>
//= = = = = = = = = = = = = = = = = = = = = = = =//

5: Leading three or more tildes do not create a strikethrough, create a code block
//- - - - - - - - -//
~~~Hi~~~ Hello, world!
//- - - - - - - - -//
<pre><code class="language-Hi~~~"></code></pre>
//= = = = = = = = = = = = = = = = = = = = = = = =//