---
title: devtools.network.getHAR()
slug: Mozilla/Add-ons/WebExtensions/API/devtools/network/getHAR
tags:
  - Add-ons
  - Extensions
  - WebExtensions
  - devtools.network
  - getHAR
translation_of: Mozilla/Add-ons/WebExtensions/API/devtools.network/getHAR
original_slug: Mozilla/Add-ons/WebExtensions/API/devtools.network/getHAR
---
{{AddonSidebar()}}

Obtenez un [journal HAR](http://www.softwareishard.com/blog/har-12-spec/#log) pour la page chargée dans l'onglet en cours.

C'est une fonction asynchrone qui renvoie une [`Promise`](/fr/docs/Web/JavaScript/Reference/Objets_globaux/Promise).

## Syntaxe

```js
var getting = browser.devtools.network.getHAR()
```

### Paramètres

None.

### Valeur retournée

Une [`Promise`](/fr/docs/Web/JavaScript/Reference/Objets_globaux/Promise) qui sera remplie avec un objet contenant le journal HAR pour l'onglet en cours. Pour plus de détails sur ce que contient l'objet journal, reportez-vous à la [spécification HAR](http://www.softwareishard.com/blog/har-12-spec/#log).

## Compatibilité du navigateur

{{Compat("webextensions.api.devtools.network.getHAR")}}

## Exemples

Consignez les URL des demandes contenues dans le journal HAR :

```js
async function logRequests() {
  let harLog = await browser.devtools.network.getHAR();
  console.log(`HAR version: ${harLog.version}`);
  for (let entry of harLog.entries) {
    console.log(entry.request.url);
  }
}

logRequestsButton.addEventListener("click", logRequests);
```

{{WebExtExamples}}

> **Note :**
>
> Cette API est basée sur l'API Chromium [`chrome.devtools.network`](https://developer.chrome.com/extensions/devtools_network).

<div class="hidden"><pre>// Copyright 2015 The Chromium Authors. All rights reserved.
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</pre></div>