PHP

laravel model events

class User extends Model 
{

    public static function boot()
    {
        parent::boot();

        self::creating(function($model){
            // ... code here
        });

        self::created(function($model){
            // ... code here
        });

        self::updating(function($model){
            // ... code here
        });

        self::updated(function($model){
            // ... code here
        });

        self::deleting(function($model){
            // ... code here
        });

        self::deleted(function($model){
            // ... code here
        });
    }

}

Eloquent models events

Eloquent models dispatch several events, allowing you to hook into the following moments in a model's lifecycle: 
retrieved, 
creating, 
created, 
updating, 
updated, 
saving, 
saved, 
deleting, 
deleted, 
trashed, 
forceDeleted, 
restoring, 
restored, and 
replicating.