> Portal Navigation:
> 
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# Method name:

siteWindow.currentLanguage()

# Method Link:

https://dev.wix.com/docs/sdk/frontend-modules/window/multilingual/current-language.md

# Method Description:

Sets or gets a site's current display language.

Setting the `currentLanguage` property changes a site's display language.
 The current page is reloaded in the newly set language.

 Set the current language using a 2-letter language code. The code must
 represent one of [the languages set to show on a site](https://support.wix.com/en/article/wix-multilingual-managing-languages-in-a-multilingual-site).
 You can retrieve a site's languages and corresponding language codes using
 the `siteLanguages` property.

 Getting the `currentLanguage` property gets the 2-letter language code
 of a site's current display language.

# Method Permissions:



# Method Permissions Scopes IDs:

undefined



# Method Code Examples:

## Get a site's current display language

```javascript
import { multilingual } from '@wix/site-window';

// ...

let language = await multilingual.currentLanguage(); // "en"

```

## Set a site's current display language

```javascript
import { multilingual } from '@wix/site-window';

// ...

multilingual.currentLanguage() = "es";

```

## Create a button used to toggle between two languages

```javascript
import { multilingual } from '@wix/site-window';

// ...

$w.onReady(async function () {
  $w("#toggleLanguage").onClick( (event) => {
    if(await multilingual.currentLanguage() === "en"){
      multilingual.currentLanguage() = "es";
    }
    else {
      multilingual.currentLanguage() = "en";
    }
  } );
} );

```

## Create a dropdown used to change between available languages

```javascript
import { multilingual } from '@wix/site-window';

// ...

$w.onReady(function () {
  const languages = await multilingual.siteLanguages();

  let languageOptions = languages.map((obj) => {
      return { label: obj.name, value: obj.languageCode };
  });

  const currentLanguage = await multilingual.currentLanguage();
  const filteredLanguageOptions = languageOptions.filter(obj => obj.value !== currentLanguage);

  $w('#languageDropdown').options = filteredLanguageOptions;

  $w("#languageDropdown").onChange((event) => {
      await multilingual.currentLanguage() = event.target.value;
  });
});

```

## Filter a dataset based on the site's current display language

```javascript
import { multilingual } from '@wix/site-window';
import { items } from "@wix/data";

// ...

$w.onReady( function () {
  let language = await multilingual.currentLanguage();
  $w("#myDataset").setFilter( items.filter().eq("language", language) );
} );

```