How can I find 7 characters of file name by the last date in folder? :: Support Forum

Nicki16
Joined:: 2024-09-05
Posts:: 4
Location:: Bangkok

How can I find 7 characters of file name by the last date in folder?

2025-04-01 05:59

My code:

RemoteDirectoryInfo directory = session.ListDirectory(sessionOptions.RootPath);
RemoteDirectoryInfo directoryCheckFile = session.ListDirectory(sessionOptions.RootPath + "/Test/Reject/");
 
foreach (RemoteFileInfo fileInfo in directoryCheckFile.Files)
{

I want to find first 7 characters of file name by the last date in folder for new running file name
EX.
The list of files present in this folder.

RejectA_2025-03-23_1.xlsx              Date modified  3/31/2025 10:30 AM
RejectB_2025-03-23_1.xlsx              Date modified  3/31/2025 11:30 AM
RejectB_2025-03-31_2.xlsx              Date modified  4/1/2025 15:30 PM
RejectC_2025-03-10_1.xlsx              Date modified  3/10/2025 11:30 AM

I want to rename of file such as
RejectA_2025-03-23_1.xlsx to RejectA_2025-03-23_2.xlsx
RejectB_2025-03-23_2.xlsx to RejectB_2025-03-23_3.xlsx
Thank you.

Reply with quote

martin◆ Site Admin
Joined:: 2002-12-10
Posts:: 41,861
Location:: Prague, Czechia

Re: How can I find 7 characters of file name by the last date in folder?

2025-04-03

Sorry, I'm not sure what you want to do. You write about dates, yet the rename that you want to do, seems to deal with renumbering the trailing indexes only. Maybe more examples (not just two files) can make it more clear.

Reply with quote

Nicki16
Joined:: 2024-09-05
Posts:: 4
Location:: Bangkok

Re: How can I find 7 characters of file name by the last date in folder?

2025-04-03 08:00

martin wrote:

Sorry, I'm not sure what you want to do. You write about dates, yet the rename that you want to do, seems to deal with renumbering the trailing indexes only. Maybe more examples (not just two files) can make it more clear.

Sorry. I want to check file name if file name exist I will rename file name.

Reply with quote

How can I find 7 characters of file name by the last date in folder?