DevExtreme Angular - ArrayStore Properties

This function accepts a JavaScript Error object as the parameter.

jQuery

JavaScript

var store = new DevExpress.data.ArrayStore({
    // ...
    errorHandler: function (error) {
        console.log(error.message);
    }
});

Angular

TypeScript

import ArrayStore from "devextreme/data/array_store";
// ...
export class AppComponent {
    store: ArrayStore;
    constructor() {
        this.store = new ArrayStore({
            // ...
            errorHandler: function (error) {
                console.log(error.message);
            }
        })
    }
}

key

Specifies the key property (or properties) used to access data items.

Type:

|

Array<String>

In the following example, the ProductID and ProductCode properties are specified as key properties:

jQuery

JavaScript

var store = new DevExpress.data.ArrayStore({
    // ...
    key: ["ProductID", "ProductCode"]
});

Angular

TypeScript

import ArrayStore from "devextreme/data/array_store";
// ...
export class AppComponent {
    store: ArrayStore;
    constructor() {
        this.store = new ArrayStore({
            // ...
            key: ["ProductID", "ProductCode"]
        })
    }
}

onInserted

A function that is executed after a data item is added to the store.

Type:

Function parameters:

values:

The added data item.

key:

|

|

The item's key.

jQuery

JavaScript

var store = new DevExpress.data.ArrayStore({
    onInserted: function (values, key) {
        // Your code goes here
    }
});

Angular

TypeScript

import ArrayStore from "devextreme/data/array_store";
// ...
export class AppComponent {
    store: ArrayStore;
    constructor() {
        this.store = new ArrayStore({
            onInserted: function (values, key) {
                // Your code goes here
            }
        })
    }
}

onInserting

A function that is executed before a data item is added to the store.

Type:

Function parameters:

values:

The data item to be added.

jQuery

JavaScript

var store = new DevExpress.data.ArrayStore({
    onInserting: function (values) {
        // Your code goes here
    }
});

Angular

TypeScript

import ArrayStore from "devextreme/data/array_store";
// ...
export class AppComponent {
    store: ArrayStore;
    constructor() {
        this.store = new ArrayStore({
            onInserting: function (values) {
                // Your code goes here
            }
        })
    }
}

onLoaded

A function that is executed after data is loaded to the store.

Type:

Function parameters:

result:

Array<any>

The loaded data.

jQuery

JavaScript

var store = new DevExpress.data.ArrayStore({
    onLoaded: function (result) {
        // Your code goes here
    }
});

Angular

TypeScript

import ArrayStore from "devextreme/data/array_store";
// ...
export class AppComponent {
    store: ArrayStore;
    constructor() {
        this.store = new ArrayStore({
            onLoaded: function (result) {
                // Your code goes here
            }
        })
    }
}

onLoading

A function that is executed before data is loaded to the store.

Type:

Function parameters:

loadOptions:

LoadOptions

Data processing settings.

jQuery

JavaScript

var store = new DevExpress.data.ArrayStore({
    onLoading: function (loadOptions) {
        // Your code goes here
    }
});

Angular

TypeScript

import ArrayStore from "devextreme/data/array_store";
// ...
export class AppComponent {
    store: ArrayStore;
    constructor() {
        this.store = new ArrayStore({
            onLoading: function (loadOptions) {
                // Your code goes here
            }
        })
    }
}

onModified

A function that is executed after a data item is added, updated, or removed from the store.

Type:

jQuery

JavaScript

var store = new DevExpress.data.ArrayStore({
    onModified: function () {
        // Your code goes here
    }
});

Angular

TypeScript

import ArrayStore from "devextreme/data/array_store";
// ...
export class AppComponent {
    store: ArrayStore;
    constructor() {
        this.store = new ArrayStore({
            onModified: function () {
                // Your code goes here
            }
        })
    }
}

onModifying

A function that is executed before a data item is added, updated, or removed from the store.

Type:

jQuery

JavaScript

var store = new DevExpress.data.ArrayStore({
    onModifying: function () {
        // Your code goes here
    }
});

Angular

TypeScript

import ArrayStore from "devextreme/data/array_store";
// ...
export class AppComponent {
    store: ArrayStore;
    constructor() {
        this.store = new ArrayStore({
            onModifying: function () {
                // Your code goes here
            }
        })
    }
}

onRemoved

A function that is executed after a data item is removed from the store.

Type:

Function parameters:

key:

|

|

The removed data item's key.

jQuery

JavaScript

var store = new DevExpress.data.ArrayStore({
    onRemoved: function (key) {
        // Your code goes here
    }
});

Angular

TypeScript

import ArrayStore from "devextreme/data/array_store";
// ...
export class AppComponent {
    store: ArrayStore;
    constructor() {
        this.store = new ArrayStore({
            onRemoved: function (key) {
                // Your code goes here
            }
        })
    }
}

onRemoving

A function that is executed before a data item is removed from the store.

Type:

Function parameters:

key:

|

|

The key of the data item to be removed.

jQuery

JavaScript

var store = new DevExpress.data.ArrayStore({
    onRemoving: function (key) {
        // Your code goes here
    }
});

Angular

TypeScript

import ArrayStore from "devextreme/data/array_store";
// ...
export class AppComponent {
    store: ArrayStore;
    constructor() {
        this.store = new ArrayStore({
            onRemoving: function (key) {
                // Your code goes here
            }
        })
    }
}

onUpdated

A function that is executed after a data item is updated in the store.

Type:

Function parameters:

key:

|

|

The updated data item's key.

values:

Updated values.

jQuery

JavaScript

var store = new DevExpress.data.ArrayStore({
    onUpdated: function (key, values) {
        // Your code goes here
    }
});

Angular

TypeScript

import ArrayStore from "devextreme/data/array_store";
// ...
export class AppComponent {
    store: ArrayStore;
    constructor() {
        this.store = new ArrayStore({
            onUpdated: function (key, values) {
                // Your code goes here
            }
        })
    }
}

onUpdating

A function that is executed before a data item is updated in the store.

Type:

Function parameters:

key:

|

|

The key of the data item to be updated.

values: