To create an developer account in ebay developers program
Go to
http://developer.ebay.com/
Create a new account
Genrate Appliction Keys
Then you can generate your two application keys
Sandbox(For test)
Production
Here we have three Ids in each key
devId
appId
certId and name for set of keys which we can edit.
Getting Application Runame
Go to “application settings” in “My account page”.
Then go to Customize the eBay User Consent Form
There you should select the application environment, and key set(since you have multiple key sets)
Then you click generate Runame
To run your sample
Go to the following URL and download the source code of sample Trading API (PHP_PlaceOfferGS_TradingShopping.zip).
http://developer.ebay.com/DevZone/XML/docs/HowTo/index.html
Extract the downloaded ZIP file , and you can see a “keys.php” file.
Enter the key values and runame retrived,then run the samples like Browsing.php
To learn more about basics and API calls :
http://developer.ebay.com/DevZone/XML/docs/WebHelp/wwhelp/wwhimpl/js/html/wwhelp.htm