Headers.constructor

The Headers constructor.

Syntax

new Headers(init?)

Parameters

• init optional

  An object containing any HTTP headers to pre-fill the Headers object with. Can be an key-value object, an Array of key-value pairs, or another Headers object.

Return value

A Headers object.

Examples

let headers = new Headers({ "content-type": "application/json" })
headers.get('Content-Type')

"application/json"