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function break_email($emailToBreak,$style='') {
        $mailto = true;
        $email_address = $emailToBreak;
        $script_open = '<script type="text/javascript">document.write(';
        $script_close = '</script>';
        $mail_to_open = '"<a style=\''.$style.'\' href=\'" + "mai" + "lto:" + ';
        $mail_to_close = ' + "</a>"';
        $email_body = '';
        $script_body = '';
        $email_address = explode('@',$email_address);
        $username = $email_address[0];
        $dom = explode(".", $email_address[1]);
        $email_body .= '"'.$username.'" + "&#64;" + ';
        foreach( $dom as $key => $d ) {
            $email_body .= '"'.$d.'"';
            if($key < (count($dom)-1)){
                $email_body .= ' + "&#46;" + ';
            }
        }
        if($mailto){
            $script_body .= $mail_to_open;
            $script_body .= $email_body;
            $script_body .= ' + "\'>" + ';
            $script_body .= $email_body;
            $script_body .= $mail_to_close;
        }else{
            $script_body .= $email_body;
        }
        $script_body .= ');';
        $script = $script_open . $script_body . $script_close;
        return $script;
    }


add_shortcode( 'emailtag', 'wpdocs_breakeamil' );

function wpdocs_breakeamil( $atts ) 
{
    $atts = shortcode_atts( array(
        'email' => '',
        'style'=>'',
    ), $atts, 'emailtag' );
 
    return break_email($atts['email'],$atts['style']);
}