Htmlspecialchar() Function

The htmlspecialchar() is the php function which is used to convert predefined characters like &,”,< etc. to HTML entities.

Some of the predefined characters are:

1. & (ampersand) becomes &amp;
2. ” (double quote) becomes &quot;
3. ‘ (single quote) becomes &#039;
4. < (less than) becomes <
5. > (greater than) becomes >

For Eg:

<?php
$new = htmlspecialchars("<a href='test'>Test</a>", ENT_QUOTES);
echo $new;
?> OutputTest<a