Answer Posted / tushar kumar kundan

The htmlentities() function converts characters to HTML
entities.
==============================================================
Optional. Specifies how to encode single and double quotes.

The available quote styles are:

* ENT_COMPAT - Default. Encodes only double quotes
* ENT_QUOTES - Encodes double and single quotes
* ENT_NOQUOTES - Does not encode any quotes
=============================================================
<?php
$str = "Jane & 'Tarzan'";
echo htmlentities($str, ENT_COMPAT);
echo "<br />";
echo htmlentities($str, ENT_QUOTES);
echo "<br />";
echo htmlentities($str, ENT_NOQUOTES);
?>
==========================================================
the output
Jane & 'Tarzan'
Jane & 'Tarzan'
Jane & 'Tarzan'

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