How can it add a new line (NL) control code to the CSV file?

Document ID : KB000096890
Last Modified Date : 18/05/2018
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Could you tell me how to add a newline code when outputting a CSV file?
If you want to add a newline code, it is easy to add with source code.
{ &(1:) += "\n"; }
//&(1:) character string