Showing user´s login in report

Hello,
I´m currently having an issue with my report. In generated report I would like to show login of currently logged user who generated that report. How can I do that?
Thank you

Please use After load script:

const login = doo.currentUser.login; // current user login (often email)

const tableName = "Invoice"; // replace with your datasource name in doo.report.current.data
doo.report.current.data[tableName].forEach(row => {
  row.generatedByLogin = login; // add a field you can print in the template
});

// Optional: set output file name
// doo.report.current.name = `Report_${login}.pdf`;

Then, in the report template, print generatedByLogin like any other field.