import singlog; void main(string[] argv) { log.output(log.SYSLOG | log.STDOUT | log.FILE) // write to syslog, standard output stream and file .name(argv[0]) // program name as an identifier (for Windows OS) .level(log.DEBUGGING) // logging level .file("./test.log"); // the path to the log file log.e("This is an error message"); log.error("And this is also an error message"); log.w("This is a warning message"); log.i("This is an information message"); }