See the attached sample.
Code:
7/23/2012 10:30:53 AM: -------------------- Starting Build: 'DelFolders.bld' --------------------
7/23/2012 10:30:53 AM: Building project step 1 - Project steps...
7/23/2012 10:30:53 AM: Building project step 2 - Create test files...
7/23/2012 10:30:53 AM: Building project step 3 - Write File...
Creating file d:\Temp\test\A_123_20120722\test.txt
7/23/2012 10:30:53 AM: Building project step 4 - Write File...
Creating file d:\Temp\test\A_123_20120723\test.txt
7/23/2012 10:30:53 AM: Building project step 5 - Write File...
Creating file d:\Temp\test\B_123_20120722\test.txt
7/23/2012 10:30:53 AM: Building project step 6 - Write File...
Creating file d:\Temp\test\B_123_20120723\test.txt
7/23/2012 10:30:53 AM: Building project step 7 - Before...
Directory of d:\Temp\test\
0 File(s) 0 bytes
Directory of d:\Temp\test\A_123_20120722
07/23/2012 10:30:53 AM 4 test.txt
1 File(s) 4 bytes
Directory of d:\Temp\test\A_123_20120723
07/23/2012 10:30:53 AM 4 test.txt
1 File(s) 4 bytes
Directory of d:\Temp\test\B_123_20120722
07/23/2012 10:30:53 AM 4 test.txt
1 File(s) 4 bytes
Directory of d:\Temp\test\B_123_20120723
07/23/2012 10:30:53 AM 4 test.txt
1 File(s) 4 bytes
Total Files Listed:
4 File(s) 16 bytes
7/23/2012 10:30:53 AM: Building project step 8 - Delete folders...
Delete files in folder 'd:\Temp\test\'...
A_123_20120722\test.txt
B_123_20120722\test.txt
2 file(s) deleted
7/23/2012 10:30:53 AM: Building project step 9 - After...
Directory of d:\Temp\test\
0 File(s) 0 bytes
Directory of d:\Temp\test\A_123_20120723
07/23/2012 10:30:53 AM 4 test.txt
1 File(s) 4 bytes
Directory of d:\Temp\test\B_123_20120723
07/23/2012 10:30:53 AM 4 test.txt
1 File(s) 4 bytes
Total Files Listed:
2 File(s) 8 bytes
7/23/2012 10:30:53 AM: Build successfully completed (elapsed = 00:00:00).