DevExtreme Vue - Overview
The Calendar is a widget that displays a calendar and allows an end user to select the required date within a specified date range.
The following code adds a simple Calendar to your page.
jQuery
<div id="calendarContainer"></div>
$(function() {
    $("#calendarContainer").dxCalendar({
        value: new Date()
    });
});Angular
<dx-calendar
    [(value)]="date">
</dx-calendar>
import { DxCalendarModule } from "devextreme-angular";
// ...
export class AppComponent {
    date: Date = new Date()
}
@NgModule({
    imports: [
        // ...
        DxCalendarModule
    ],
    // ...
})Vue
<template>
    <DxCalendar :value="date" />
</template>
<script>
import 'devextreme/dist/css/dx.common.css';
import 'devextreme/dist/css/dx.light.css';
import DxCalendar from 'devextreme-vue/calendar';
export default {
    components: {
        DxCalendar
    },
    data() {
        return {
            date: new Date()
        }
    }
}
</script>React
import React from 'react';
import 'devextreme/dist/css/dx.common.css';
import 'devextreme/dist/css/dx.light.css';
import Calendar from 'devextreme-react/calendar';
const date = new Date();
class App extends React.Component {
    render() {
        return (
            <Calendar defaultValue={date} />
        );
    }
}
export default App;The Calendar accepts values of the following formats: dates, numeric values specifying the number of milliseconds since January 1, 1970, 00:00:00, and strings that match the following patterns: 'yyyy-MM-dd', 'yyyy-MM-ddTHH:mm:ss', 'yyyy-MM-ddTHH:mm:ssZ', or 'yyyy-MM-ddTHH:mm:ssx'. Note that in code, the format stays the same until a value of a different format is assigned to the value option. For example, numbers remain numbers until you pass a string to the value option.
To specify which day should be considered the beginning of the week, pass its index (0 - for Sunday, 1 - for Monday, and so on) to the firstDayOfWeek option.
jQuery
$(function() {
    $("#calendarContainer").dxCalendar({
        firstDayOfWeek: 1
    });
});Angular
<dx-calendar ...
    [firstDayOfWeek]="1">
</dx-calendar>
import { DxCalendarModule } from "devextreme-angular";
// ...
export class AppComponent {
    // ...
}
@NgModule({
    imports: [
        // ...
        DxCalendarModule
    ],
    // ...
})Vue
<template>
    <DxCalendar :first-day-of-week="1" />
</template>
<script>
import 'devextreme/dist/css/dx.common.css';
import 'devextreme/dist/css/dx.light.css';
import DxCalendar from 'devextreme-vue/calendar';
export default {
    components: {
        DxCalendar
    }
}
</script>React
import React from 'react';
import 'devextreme/dist/css/dx.common.css';
import 'devextreme/dist/css/dx.light.css';
import Calendar from 'devextreme-react/calendar';
class App extends React.Component {
    render() {
        return (
            <Calendar firstDayOfWeek={1} />
        );
    }
}
export default App;See Also
If you have technical questions, please create a support ticket in the DevExpress Support Center.