google sheets script save A RANGE to csv
function onOpen() {
var ss = SpreadsheetApp.getActiveSpreadsheet();
var searchMenuEntries = [ {name: "Search in all files", functionName: "search"}];
var csvMenuEntries = [{name: "Save as CSV file", functionName: "saveAsCSV"},
{name: "Load from CSV file", functionName: "importFromCSV"}];
ss.addMenu("Search Google Drive", searchMenuEntries);
ss.addMenu("CSV", csvMenuEntries);
}