with composer
composer require monolog/monolog
| Type | Value | Description |
|---|---|---|
| DEBUG | 100 | Detailed debug information |
| INFO | 200 | Interesting events. Examples: User logs in, SQL logs |
| NOTICE | 250 | Normal but significant events |
| WARNING | 300 | Exceptional occurrences that are not errors. Examples: Use of deprecated APIs, poor use of an API, undesirable things that are not necessarily wrong. |
| ERROR | 400 | Runtime errors that do not require immediate action but should typically be logged and monitored. |
| CRITICAL | 500 | Critical conditions. Example: Application component unavailable, unexpected exception |
| ALERT | 550 | Action must be taken immediately. Example: Entire website down, database unavailable, etc. This should trigger the SMS alerts and wake you up. |
<?php
use Monolog\Level;
use Monolog\Logger;
use Monolog\Handler\StreamHandler;
use Monolog\Handler\FirePHPHandler;
// Create the logger
$logger = new Logger('my_logger');
// Now add some handlers
$logger->pushHandler(new StreamHandler(__DIR__.'/my_app.log', Level::Debug));
$logger->pushHandler(new FirePHPHandler());
// You can now use your logger
$logger->info('My logger is now ready');<?php
$logger->info('Adding a new user', ['username' => 'Seldaek']);<?php
$logger->pushProcessor(function ($record) {
$record->extra['dummy'] = 'Hello world!';
return $record;
});// finally, create a formatter
$formatter = new JsonFormatter();
// Create a handler
$stream = new StreamHandler(__DIR__.'/my_app.log', Level::Debug);
$stream->setFormatter($formatter);- LineFormatter
- HtmlFormatter
- NormalizerFormatter
- ScalarFormatter
- JsonFormatter
- WildfireFormatter
- ChromePHPFormatter
- GelfMessageFormatter
- LogstashFormatter
- ElasticaFormatter
- ElasticsearchFormatter
- LogglyFormatter
- MongoDBFormatter
- FluentdFormatter
- SyslogFormatter
Monolog Version: 3.5