Paragraph separator as line terminator
<p>The Javascript specification specifies four kinds of line terminators. </p>

<p><code>LF</code>, <code>CR</code>, <code>line separator</code> and <code>paragraph separator</code>. </p>

<p><a href="http://es5.github.com/#x7.3" rel="nofollow">http://es5.github.com/#x7.3</a></p>

<p>Which of the above best describes the line separator used for the below snippet?</p>

<pre><code>var char_count=0
var in_valid = "_!@#$%^&amp;*()=+~`,&lt;.&gt;/?:;{[}]-|\\"
</code></pre>
