An array of HTTP headers. Each header is represented as an object with two properties: name and either value or binaryValue.
On this page
webRequest.HttpHeaders
Type
An array of objects. Each object has the following properties:
-
name -
string. Name of the HTTP header. valueOptional-
string. Value of the HTTP header if it can be represented by UTF-8. Either this property orbinaryValuemust be present. binaryValueOptional-
arrayofinteger. Value of the HTTP header if it cannot be represented by UTF-8, represented as bytes (0..255). Either this property orvaluemust be present.
Browser compatibility
| Desktop | Mobile | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Chrome | Edge | Firefox | Internet Explorer | Opera | Safari | WebView Android | Chrome Android | Firefox for Android | Opera Android | Safari on IOS | Samsung Internet | |
HttpHeaders |
Yes | 14 | 45 | ? | Yes | 14 | ? | ? | 48 | ? | No | ? |
Note: This API is based on Chromium's chrome.webRequest API. This documentation is derived from web_request.json in the Chromium code.
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https://developer.mozilla.org/en-US/docs/Mozilla/Add-ons/WebExtensions/API/webRequest/HttpHeaders