1. Configure Danal PG settings

Refer to the Danal settings page to configure the PG settings.

2. Request payment

To open the Danal TPay payment window, call JavaScript SDK IMP.request_pay(param, callback).

In both PC and mobile browsers, callback is invoked after calling IMP.request_pay(param, callback).

Javascript SDK
IMP.request_pay( { pg: "danal_tpay", pay_method: "card", merchant_uid: "{Merchant created Order ID}", // Example: order_no_0001 name: "Order name: Test payment request", amount: 14000, buyer_email: "iamport@siot.do", buyer_name: "John Doe", buyer_tel: "010-1234-5678", buyer_addr: "Shinsa-dong, Gangnam-gu, Seoul", buyer_postcode: "123-456", }, function (rsp) { // callback logic //* ...Omitted... *// }, );

Key parameter description

pg * string

PG code

  • If not specified and this is the only PG setting that exists, default PG is automatically set.
  • If there are multiple PG settings, set to danal_tpay.

pay_method * string

Payment method code

merchant_uid * string

Order ID

Must be unique for each request.

buyer_tel * string

Customer phone number

Danal payment window may throw an error if omitted

amount * integer

Payment amount

Must be an integer (not string)

Virtual account payment requirement

  • biz_num: 10-digit business registration number (required)

3. Additional functions

javascript
{ "display": { "card_quota": [6] // Display up to 6 months installment plans } }

Parameters

  • card_quota :
    • []: Only immediate pay
    • 3,6: immediate, 3, 6 month installment plans

Installment plan option is available only for KRW 50,000 or more.