Klarna Web SDK v2
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    Interface KlarnaNetworkSession

    Network Session refers to the ability of Klarna's full product suite to work seamlessly across multiple integration paths through network session tokens.

    interface KlarnaNetworkSession {
        on: (
            event: "tokenupdate",
            callback: (klarnaNetworkSessionToken: string) => void,
        ) => void;
        token: () => string;
    }
    Index
    on token
    on: (
        event: "tokenupdate",
        callback: (klarnaNetworkSessionToken: string) => void,
    ) => void

    Type Declaration

      • (
            event: "tokenupdate",
            callback: (klarnaNetworkSessionToken: string) => void,
        ): void

      • Parameters

        • event: "tokenupdate"
        • callback: (klarnaNetworkSessionToken: string) => void

          A function to be executed when token is updated.

        Returns void

    "Register a callback for network session token updates.

    This method allows partners to set a callback function that gets invoked whenever there is a change in the network session token."

    label="Example"

    klarna.Network.Session.on('tokenupdate', (klarnaNetworkSessionToken) => {
      console.log('Network Session Token is updated:', klarnaNetworkSessionToken);
      // Forward the updated token to your backend
      sendTokenToBackend(klarnaNetworkSessionToken);
    });

    Network.Session

    Network.Session.onTokenUpdate

    Network.Session

    general-availability

    Network.Session.onTokenUpdate

    true

    true

    token: () => string

    Type Declaration

      • (): string

      • Returns string

        The network session token

    "Get a network session token to be transferred to Acquiring Partner."

    label="Example"

    const token = klarna.Network.Session.token();

    // Send the token to your Acquiring Partner
    await fetch("/api/payment", {
      method: "POST",
      body: JSON.stringify({ klarnaNetworkSessionToken: token }),
    });

    Network.Session

    Network.Session.token

    Network.Session

    general-availability

    Network.Session.token

    true

    true

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