add() | adds a new item to the component |
changeId() | changes the id of an element of a data collection |
copy() | creates a copy of an item at the defined position |
exists() | checks whether the specified item exists in the component |
filter() | filters data items in a component |
find() | finds the item that corresponds to the specified rule |
findAll() | finds all the items that correspond to the specified rule |
forEach() | iterates over all items of a data collection |
getId() | returns the id of the item by its index |
getIndex() | returns the index of the item by its id |
getInitialData() | returns the initial values of the items of a widget initialized in a data collection |
getItem() | returns the object of an item by its id |
getLength() | returns the number of all elements of a data collection |
isDataLoaded() | checks whether the specified data range is loaded from the server |
isSaved() | checks whether the changes made in a data collection are saved |
load() | loads data from an external file |
map() | iterates through all items of the component |
mapRange() | returns a new array of the items correspond to the specified parameters |
move() | moves an item to the defined position |
parse() | loads data from a local data source |
reduce() | reduces the array to a single value |
remove() | deletes the specified item from the component |
removeAll() | deletes all items from the component |
save() | saves changes made in a data collection to the server side |
serialize() | serializes the component data into JSON, XML or CSV format |
sort() | sorts data items in a component |
update() | updates properties of the item |