Hide email from Spam Bots using a shortcode. (WordPress theme)

hideemail.php

<?php
/**
 * Hide email from Spam Bots using a shortcode.
 *
 * @param array  $atts    Shortcode attributes. Not used.
 * @param string $content The shortcode content. Should be an email address.
 *
 * @return string The obfuscated email address.
 */
function _ss_hide_email_shortcode( $atts , $content = null ) {
	if ( ! is_email( $content ) ) {
		return;
	}

	return  antispambot( $content );
}
add_shortcode( 'email', '_ss_hide_email_shortcode' );