Hi Krzysztof,
@Krzysztof_Orzel wrote:
I need arrays ?
Yes!
Read the data as 2D array, then autoindex the rows...
Btw. it makes no sense at all to save numeric values using the comma as decimal separator AND as delimiter! Either format the numbers with point as decimal separator or use the semicolon as delimiter...
Best regards,
GerdW

using LV2016/2019/2021 on Win10/11+cRIO, TestStand2016/2019