How do I correct this Illegal String Offset?

Question

I am receiving this error \"Warning: Illegal string offset \'type\' in /home/mysite/public_html/wp-content/themes/evento/lib/php/extra.class.php on line 32\"

and I r

Answer 1

if(isset($rule["type"]) && ($rule["type"] == "radio") || ($rule["type"] == "checkbox") )
{
    if(!isset($data[$field]))
        $data[$field]="";
}