sends a PATCH AJAX request to the server
| url | string | the URL to load |
| params | object | the object with parameters that need sending to the server |
| callback | function | the callback function |
| promise | data "promise" object |
webix.ajax().patch("data.php", { id : "11" }).then(function(data){
//response
console.log(data.text());
});
The callback function takes 3 parameters: