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Using Intl

DevExtreme supports localization via Intl API. To apply localization, link or import dictionaries and set the locale with the DevExpress.localization.locale() method. Refer to the Localization article for more information on localization properties.

Backend API
<template> <div> <DxDataGrid :data-source="payments" key-expr="PaymentId" > <DxEditing :allow-updating="true" :popup="editPopupOptions" mode="popup" /> <DxFilterRow :visible="true" apply-filter="auto" /> <DxColumn :caption="formatMessage('Number')" :allow-editing="false" :width="100" data-field="PaymentId" /> <DxColumn :caption="formatMessage('Contact')" data-field="ContactName" /> <DxColumn :caption="formatMessage('Company')" data-field="CompanyName" /> <DxColumn :caption="formatMessage('Amount')" :editor-options="amountEditorOptions" data-field="Amount" data-type="number" format="currency" /> <DxColumn :caption="formatMessage('PaymentDate')" data-field="PaymentDate" data-type="date" /> </DxDataGrid> <div class="options"> <div class="caption">Options</div> <div class="option"> <label for="selectInput">Language </label> <DxSelectBox :data-source="locales" :value="locale" :input-attr="selectBoxInputAttr" value-expr="Value" display-expr="Name" @valueChanged="changeLocale($event)" /> </div> </div> </div> </template> <script setup lang="ts"> import { onBeforeMount, ref } from 'vue'; import { DxDataGrid, DxColumn, DxEditing, DxFilterRow, } from 'devextreme-vue/data-grid'; import DxSelectBox, { DxSelectBoxTypes } from 'devextreme-vue/select-box'; /* eslint-disable import/no-unresolved */ /* eslint-disable import/no-webpack-loader-syntax */ import * as deMessages from 'npm:devextreme/localization/messages/de.json!json'; import * as ruMessages from 'npm:devextreme/localization/messages/ru.json!json'; import { locale as dxLocale, loadMessages, formatMessage as dxFormatMessage } from 'devextreme/localization'; import service from './data.ts'; type Locale = string; const locales: { name: string, value: Locale } = service.getLocales(); const payments: Record<string, string | number>[] = service.getPayments(); const locale: Locale = getLocale(); const editPopupOptions = { width: 700, height: 345 }; const amountEditorOptions = { format: 'currency', showClearButton: true, inputAttr: { 'aria-label': 'Filter cell', }, }; const selectBoxInputAttr = { id: 'selectInput' }; const formatMessage = ref((msg) => msg); onBeforeMount(() => { dxLocale(locale); initMessages(); }); function getLocale(): Locale { const storageLocale = sessionStorage.getItem('locale'); return storageLocale != null ? storageLocale : 'en'; } function setLocale(savingLocale: Locale) { sessionStorage.setItem('locale', savingLocale); } function initMessages() { loadMessages(deMessages); loadMessages(ruMessages); loadMessages(service.getDictionary()); formatMessage.value = dxFormatMessage; } function changeLocale({ value }: DxSelectBoxTypes.ValueChangedEvent) { setLocale(value); document.location.reload(); } </script> <style scoped> .options { padding: 20px; background-color: rgba(191, 191, 191, 0.15); margin-top: 20px; } .option { margin-top: 10px; } .caption { font-size: 18px; font-weight: 500; } .option > label { margin-right: 10px; } .option > .dx-selectbox { display: inline-block; vertical-align: middle; } </style>
window.exports = window.exports || {}; window.config = { transpiler: 'plugin-babel', meta: { '*.vue': { loader: 'vue-loader', }, '*.ts': { loader: 'demo-ts-loader', }, '*.svg': { loader: 'svg-loader', }, 'devextreme/time_zone_utils.js': { 'esModule': true, }, 'devextreme/localization.js': { 'esModule': true, }, 'devextreme/viz/palette.js': { 'esModule': true, }, }, paths: { 'root:': '../../../../', 'npm:': 'https://unpkg.com/', }, map: { 'vue': 'npm:vue@3.2.47/dist/vue.esm-browser.js', 'vue-loader': 'npm:dx-systemjs-vue-browser@1.1.1/index.js', 'demo-ts-loader': 'root:utils/demo-ts-loader.js', 'svg-loader': 'root:utils/svg-loader.js', 'json': 'npm:systemjs-plugin-json@0.3.0/json.js', 'mitt': 'npm:mitt/dist/mitt.umd.js', 'rrule': 'npm:rrule@2.6.4/dist/es5/rrule.js', 'luxon': 'npm:luxon@1.28.1/build/global/luxon.min.js', 'es6-object-assign': 'npm:es6-object-assign@1.1.0', 'devextreme': 'npm:devextreme@24.1.3/cjs', 'devextreme-vue': 'npm:devextreme-vue@24.1.3/cjs', 'jszip': 'npm:jszip@3.10.1/dist/jszip.min.js', 'devextreme-quill': 'npm:devextreme-quill@1.7.1/dist/dx-quill.min.js', 'devexpress-diagram': 'npm:devexpress-diagram@2.2.8/dist/dx-diagram.js', 'devexpress-gantt': 'npm:devexpress-gantt@4.1.56/dist/dx-gantt.js', '@devextreme/runtime': 'npm:@devextreme/runtime@3.0.13', 'inferno': 'npm:inferno@7.4.11/dist/inferno.min.js', 'inferno-compat': 'npm:inferno-compat/dist/inferno-compat.min.js', 'inferno-create-element': 'npm:inferno-create-element@7.4.11/dist/inferno-create-element.min.js', 'inferno-dom': 'npm:inferno-dom/dist/inferno-dom.min.js', 'inferno-hydrate': 'npm:inferno-hydrate@7.4.11/dist/inferno-hydrate.min.js', 'inferno-clone-vnode': 'npm:inferno-clone-vnode/dist/inferno-clone-vnode.min.js', 'inferno-create-class': 'npm:inferno-create-class/dist/inferno-create-class.min.js', 'inferno-extras': 'npm:inferno-extras/dist/inferno-extras.min.js', 'plugin-babel': 'npm:systemjs-plugin-babel@0.0.25/plugin-babel.js', 'systemjs-babel-build': 'npm:systemjs-plugin-babel@0.0.25/systemjs-babel-browser.js', // Prettier 'prettier/standalone': 'npm:prettier@2.8.8/standalone.js', 'prettier/parser-html': 'npm:prettier@2.8.8/parser-html.js', }, packages: { 'devextreme-vue': { main: 'index.js', }, 'devextreme': { defaultExtension: 'js', }, 'devextreme/events/utils': { main: 'index', }, 'devextreme/events': { main: 'index', }, 'es6-object-assign': { main: './index.js', defaultExtension: 'js', }, }, packageConfigPaths: [ 'npm:@devextreme/*/package.json', 'npm:@devextreme/runtime@3.0.13/inferno/package.json', ], babelOptions: { sourceMaps: false, stage0: true, }, }; System.config(window.config);
const payments = [ { PaymentId: 1, ContactName: 'Nancy Davolio', CompanyName: 'Premier Buy', Amount: 1740, PaymentDate: '2013/01/06', }, { PaymentId: 2, ContactName: 'Andrew Fuller', CompanyName: 'ElectrixMax', Amount: 850, PaymentDate: '2013/01/13', }, { PaymentId: 3, ContactName: 'Janet Leverling', CompanyName: 'Video Emporium', Amount: 2235, PaymentDate: '2013/01/07', }, { PaymentId: 4, ContactName: 'Margaret Peacock', CompanyName: 'Screen Shop', Amount: 1965, PaymentDate: '2013/01/03', }, { PaymentId: 5, ContactName: 'Steven Buchanan', CompanyName: 'Braeburn', Amount: 880, PaymentDate: '2013/01/10', }, { PaymentId: 6, ContactName: 'Michael Suyama', CompanyName: 'PriceCo', Amount: 5260, PaymentDate: '2013/01/17', }, { PaymentId: 7, ContactName: 'Robert King', CompanyName: 'Ultimate Gadget', Amount: 2790, PaymentDate: '2013/01/21', }, { PaymentId: 8, ContactName: 'Laura Callahan', CompanyName: 'EZ Stop', Amount: 3140, PaymentDate: '2013/01/01', }, { PaymentId: 9, ContactName: 'Anne Dodsworth', CompanyName: 'Clicker', Amount: 6175, PaymentDate: '2013/01/24', }, { PaymentId: 10, ContactName: 'Clark Morgan', CompanyName: 'Store of America', Amount: 4575, PaymentDate: '2013/01/11', }, ]; const locales = [ { Name: 'English', Value: 'en', }, { Name: 'Deutsch', Value: 'de', }, { Name: 'Русский', Value: 'ru', }, ]; const dictionary = { en: { Number: 'Number', Contact: 'Contact', Company: 'Company', Amount: 'Amount', PaymentDate: 'Payment Date', }, de: { Number: 'Nummer', Contact: 'Ansprechpartner', Company: 'Firma', Amount: 'Betrag', PaymentDate: 'Zahlungsdatum', }, ru: { Number: 'Номер', Contact: 'Имя', Company: 'Организация', Amount: 'Сумма', PaymentDate: 'Дата оплаты', }, }; export default { getPayments() { return payments; }, getLocales() { return locales; }, getDictionary() { return dictionary; }, };
import { createApp } from 'vue'; import App from './App.vue'; createApp(App).mount('#app');
<!DOCTYPE html> <html lang="en"> <head> <title>DevExtreme Demo</title> <meta http-equiv="X-UA-Compatible" content="IE=edge" /> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=5.0" /> <link rel="stylesheet" type="text/css" href="https://cdn3.devexpress.com/jslib/24.1.3/css/dx.light.css" /> <script src="https://unpkg.com/typescript@4.9.5/lib/typescript.js"></script> <script type="module"> import * as vueCompilerSFC from "https://unpkg.com/@vue/compiler-sfc@3.4.16/dist/compiler-sfc.esm-browser.js"; window.vueCompilerSFC = vueCompilerSFC; </script> <script src="https://unpkg.com/core-js@2.6.12/client/shim.min.js"></script> <script src="https://unpkg.com/systemjs@0.21.3/dist/system.js"></script> <script type="text/javascript" src="config.js"></script> <script type="text/javascript"> System.import("./index.ts"); </script> </head> <body class="dx-viewport"> <div class="demo-container"> <div id="app"> </div> </div> </body> </html>