Export Google sheet As PDF

How to Export Google sheet as a PDF Document?

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function convertSheetToPDF() {

  var wkbk = SpreadsheetApp.getActiveSpreadsheet()
  var spid = wkbk.getId();
  var file = DriveApp.getFileById(spid)

  var destinationFolder = DriveApp.getFolderById("kggjhgjgkkhfsgdhott"); // Replace with your desired folder ID
  var copyFile = file.makeCopy(wkbk.getName(), destinationFolder);

  var tempWkBk = SpreadsheetApp.openById(copyFile.getId())
  var sheets = tempWkBk.getSheets();
  var totalSheets = tempWkBk.getNumSheets();

  for (var i = 0; i <= totalSheets-1; i++) {
    var sheet = sheets[i]
    var sheetName = sheet.getSheetName();
    if(sheetName != "PaySlip"){
    tempWkBk.deleteSheet(sheet)
    }
  }

  var blob = tempWkBk.getAs('application/pdf')
  destinationFolder.createFile(blob).setName("PaySlip.pdf");
  destinationFolder.removeFile(copyFile)
}