Yii2 Explain Front slash before \Yii::$app

Yii 2.0 General Discussions
1

Explain Front slash before


\Yii::$app

.

How it works?

Why there is front slash before Yii::$app?

2

In PHP it means fully qualified class name (FQN). In this case it’s Yii class from the root namespace.

3

@samdark Thanks.

I think I have to read namespace in PHP.