Class Logger

// Generate a log, then email it to the person who ran the script. const files = DriveApp.getFiles(); while (files.hasNext()) {   Logger.log(files.next().getName()); } const recipient = Session.getActiveUser().getEmail(); const subject = 'A list of files in your Google Drive'; const body = Logger.getLog(); MailApp.sendEmail(recipient, subject, body);

Logger.log("my log message"); // Info   my logmessage Logger.log({ key: "value" }); // Info   {key=value} Logger.log({ message: "my log message", data: { key: "value" } }) // Info   my logmessage

{   "insertId": "w5eib...",   "jsonPayload": {     "message": "my log message",     "serviceContext": {       "service": "AKfyc..."     },     "data": {       "key": "value"     }   },   "resource": {     "type": "app_script_function",     "labels": {       "invocation_type": "editor",       "function_name": "unknown",       "project_id": "1234567890"     }   },   "timestamp": "2024-11-15T23:28:19.448591Z",   "severity": "INFO",   "labels": {     "script.googleapis.com/user_key": "AOX2d...",     "script.googleapis.com/process_id": "EAEA1...",     "script.googleapis.com/project_key": "MQXvl...",     "script.googleapis.com/deployment_id": "AKfyc..."   },   "logName": "projects/[PROJECT_ID]/logs/script.googleapis.com%2Fconsole_logs",   "receiveTimestamp": "2024-11-15T23:28:20.363790313Z" }

// Log the number of Google Groups you belong to. const groups = GroupsApp.getGroups(); Logger.log('You are a member of %s Google Groups.', groups.length);