Methods

init

init  method to be used to update the configuration. It'll return the promise object.

Note : init method is mandatory to be called.

• Name: init

• Input: Object

• Return: Promise<Object>

<script>
    window.Paytm.CheckoutJS.init({}).then(function onSuccess() {
      console.log("merchant configuration updated successfully");
    }).catch(function onError(error){
        console.log("error while calling init method => ",error);
    });
</script>

invoke

invoke method is called when a user clicks Proceed to Pay. After executing this method, the payment page is shown to the user.

• Name: invoke

• Return: null

<script>
    window.Paytm.CheckoutJS.init({}).then(function onSuccess() {
        // after successfully updating configuration, invoke JS Checkout
      window.Paytm.CheckoutJS.invoke();
    }).catch(function onError(error){});
</script>