The URL resource that will return JSON data. Required
Code Example
Initialize a combogrid with the sord option specified.
$( ".selector" ).combogrid({ url: "/server.php" });
Get or set the url option, after init.
//getter
var url = $( ".selector" ).combogrid( "option", "url" );
//setter
$( ".selector" ).combogrid( "option", "url", "/combogrid/server.php" );