Dart
dart:developer
log function

log function

void log (String message, { DateTime time, int sequenceNumber, int level: 0, String name: '', Zone zone, Object error, StackTrace stackTrace })

Emit a log event.

This function was designed to map closely to the logging information collected by package:logging.

message is the log message
time (optional) is the timestamp
sequenceNumber (optional) is a monotonically increasing sequence number
level (optional) is the severity level (a value between 0 and 2000); see the package:logging Level class for an overview of the possible values
name (optional) is the name of the source of the log message
zone (optional) the zone where the log was emitted
error (optional) an error object associated with this log event
stackTrace (optional) a stack trace associated with this log event

Implementation

external void log(
  String message, {
  DateTime time,
  int sequenceNumber,
  int level: 0,
  String name: '',
  Zone zone,
  Object error,
  StackTrace stackTrace,
});