How to join some string to one string then print

dear all.

i have a variable string a , I use read range and for each row activity to an excel file , then write the variable a , the each of output like 001002 116115 111777, how could i combine these string into a string ? becasue i want to output all the results, then write to an email content. anybody could help me ?

thanks a lot in advance

Hi ,

Is this single column value you have referred.
Column1
001002
116115
111777

If so ,
Arr1= datatable.Select().toArray()
a = string.Join(",", Arr)

hi

You can try the attached xaml as well.

Thanks…
columdataToString.xaml (7.3 KB)