function myFunction() {
let sheetData = SpreadsheetApp.getActiveSpreadsheet()
.getSheetByName("Data")
.getDataRange()
.getValues();
for (let i = 1; i < sheetData.length; i++) {
Logger.log(sheetData[i][0]);
}
SpreadsheetApp.getActiveSpreadsheet()
.getSheetByName("Data")
.getDataRange()
.setValues(sheetData);
}