Setting aliases in Yii2 within the app config file

Question

I\'m trying to set an alias in Yii2 but I\'m getting a Invalid Parameter / Invalid path alias for the below code that is placed in the

Answer 1

@webroot alias is not available at this point, it is defined during application bootstrap :

https://github.com/yiisoft/yii2/blob/2.0.3/framework/web/Application.php#L60

No need to define this alias yourself, you should simply use another one :

'aliases' => [
    // Set the editor language dir
    '@editor_lang_dir' => '@app/web/scripts/sceditor/languages/',
],