Remove the leading zero(s) before joining, you can parse to a number and back to string.

Remove the leading zero(s) before joining you can parse to a number and back to string Remove the leading zero(s) before joining, you can parse to a number and back to string.

string barcodes = string.Join(",",

result.data.Select(a =>

{

if (long.TryParse(a.BarcodeValue, out long num))

return num.ToString(); // removes leading zeros

return a.BarcodeValue; // fallback if not numeric

})

);

Console.WriteLine(barcodes);

will convert
"0507510108257", "0001234", "7890"

"507510108257,1234,7890"