Angular TreeList - editing.changes

An array of pending row changes.

Selector: dxi-change
Type:

Array<DataChange>

Default Value: []
Raised Events: onOptionChanged

This array can be changed from the UI, with native JavaScript methods, or with UI component methods (addRow, editRow, editCell, deleteRow).

View Demo

data

An object with updated row fields.

Type: any

insertAfterKey

A key that identifies a record after which a new record should be inserted. Applies only if the type is "insert".

Type: any

The following code inserts a new record after a record with key 10:

JavaScript
changes.push({
    type: "insert",
    data: { ... },
    insertAfterKey: 10
});
IMPORTANT
Do not use insertAfterKey with insertBeforeKey.

View Demo

insertBeforeKey

A key that identifies the record before which a new record should be inserted. Applies only if the type is "insert".

Type: any

The following code inserts a new record before a record with key 5:

JavaScript
changes.push({
    type: "insert",
    data: { ... },
    insertBeforeKey: 5
});
IMPORTANT
Do not use insertBeforeKey with insertAfterKey.

key

The key of the row being updated or removed.

Type: any

The key property supports a simple and composite keys.

JavaScript
changes.push({
    type: 'update',
    data: { FirstName : 'name1', LastName: 'name2' }

    key: 1 // simple key
    // or ...
    key: {ID: 1, SecondID: 2} // composite key
});

type

Data change type.

Type:

String

Accepted Values: 'insert' | 'update' | 'remove'