I have a requirement like below.
I am using webservice to retrieve the data from DB.I am just passing product number, when the product number found in DB i am getting the result for below attributes.
product name,address,date,phone number,customer name.
There are few product numbers don't have phone numbers information. So i need to pass some unique number when ever i see null as phone number.
Could you please suggest me the details how to do it.