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Last updated: June 4, 2026
Important: PayPal Plus Germany is not available for new integrations. PayPal provides this documentation to support existing integrations. For new integrations, see the PayPal Checkout Integration Guide.
| Parameter | Description |
|---|---|
mode: "live" | The library that loads the PSP: |
live loads from paypal.com.sandbox loads from sandbox.paypal.com.Note: The library emits a warning to the console if mode is set to sandbox. This warning is displayed in live mode only for required parameters.
Default is live.| |preselection: \"none\"|The payment method or methods that appear:
none. nothingpaypal. PayPal WalletVorkasse or any of its synonyms. Synonyms are: Überweisung, Vorauszahlung, Vorausbezahlung, Vorauskasse, Vorabzahlung, prepayment, advance payment, payment in advance, pay in advance.| |language: \"en_US\"|ISO 639-1 or ISO 3166-1 alpha-2. The language in which to render the PayPal PLUS PSP. To keep the buyer's content consistent, this language must be the language of the merchant's shop.
Note: Use the language code of the shop's front end to set the PSP language code. Unsupported languages default to English.
| |onContinue: callback|callback or a string. The API interprets a string as the ID of a form in the document. The user submits this form when they click the inside **Continue** button.| |onLoad: callback|Upon successful load of the iframe, the callback function.| |enableContinue: callback|callback or a string. The API interprets a string as the ID of a form in the document. he user submits this form when they click the inside **Continue** button. For callback, the API invokes the callback function.| |disableContinue: callback|callback or a string. The API interprets a string as the ID of a form in the document. he user submits this form when they click the inside **Continue** button. For callback, the API invokes the callback function.| |deselectPaymentMethod|When all payment methods are deselected, the merchant's webpage displays a message prompting the buyer to select a payment method to continue. The **Continue** button is disabled.| |useraction: \"commit\"|The merchant-implemented checkout flow. Value is:
commit. The buyer must review and confirm payment on the PayPal site.continue. The buyer must review and confirm payment on a review page.| |showLoadingIndicator: \"false\"|true or false. Default is false.| |onThirdPartyPaymentMethodSelected : callback|When a user selects a third-party method, the API invokes the callback function and sends the method name.| |onThirdPartyPaymentMethodDeselected : callback|When the user selects another payment method, the API clears the third-party method and invokes the callback function. |