method webcrypto.SubtleCrypto.exportKey
Jump to headingSubtleCrypto.exportKey(format: "jwk",key: CryptoKey,): Promise<JsonWebKey>Exports the given key into the specified format, if supported.
If the <CryptoKey> is not extractable, the returned promise will reject.
When format is either 'pkcs8' or 'spki' and the export is successful,
the returned promise will be resolved with an <ArrayBuffer> containing the exported key data.
When format is 'jwk' and the export is successful, the returned promise will be resolved with a
JavaScript object conforming to the JSON Web Key specification.
Parameters Jump to heading
Jump to headingformat: "jwk"Must be one of 'raw', 'pkcs8', 'spki', or 'jwk'.
Return Type Jump to heading
Promise<JsonWebKey><Promise> containing <ArrayBuffer>.
Jump to headingSubtleCrypto.exportKey(): Promise<ArrayBuffer>Parameters Jump to heading
Jump to headingformat: Exclude<KeyFormat, "jwk">Return Type Jump to heading
Promise<ArrayBuffer>