how to pass the value from Sub report to main report

Showing live article 3125 of 10045 in channel 6050550
Article Details:

Author:
Language: English
Channel Number: 6050550
Article Number: 3125
Date: February 4, 2008, 1:40 am
URL: http://social.msdn.microsoft.com/Forums/en-US/261b4a3f-3506-400d-b14e-75f1a376317c/how-to-pass-the-value-from-sub-report-to-main-report?forum=sqlreportingservices
GUID: http://social.msdn.microsoft.com/Forums/en-US/261b4a3f-3506-400d-b14e-75f1a376317c/how-to-pass-the-value-from-sub-report-to-main-report?forum=sqlreportingservices