How can I get AccountNo and InvoiceAmount by using for loop from this JSON array in JavaScript :
[
  {
    "Billinfo": "{\"BillInfo\":[{\"Accountno\":3,\"BillCycleNo\":1,\"Bill StartDate\":\"28-May-2021 00:00:00\",\"Bill EndDate\":\"14-Jun-2021 00:00:00\",\"Previous Bill StartDate\":\"28-May-2021 00:00:00\",\"Previous Bill EndDate\":\"14-Jun-2021 00:00:00\",\"InvoiceNo\":\"INV00000001000000000320210621175559\",\"InvoiceId\":\"210600000011\",\"SubscriberType\":\"ADVANCEPAID\",\"DueDate\":null,\"InvoiceAmount\":0.0,\"BillLines\":null,\"PenaltyCalculation\":null,\"InvoiceLevelCalculation\":null,\"InvoiceSummary\":null}]}"
  },
  {
    "Billinfo": "{\"BillInfo\":[{\"Accountno\":3,\"BillCycleNo\":2,\"Bill StartDate\":\"15-Jun-2021 00:00:00\",\"Bill EndDate\":\"14-Jul-2021 00:00:00\",\"Previous Bill StartDate\":\"28-May-2021 00:00:00\",\"Previous Bill EndDate\":\"14-Jun-2021 00:00:00\",\"InvoiceNo\":\"INV00000002000000000320210621181409\",\"InvoiceId\":\"210600000015\",\"SubscriberType\":\"ADVANCEPAID\",\"DueDate\":null,\"InvoiceAmount\":0.0,\"BillLines\":null,\"PenaltyCalculation\":null,\"InvoiceLevelCalculation\":null,\"InvoiceSummary\":null}]}"
  }
]
 
    