src/EnveditorStore.php
public function has($key , $value=null) {
		return CoreManager::has($this->path,$key,$value);
	}
public function has($key , $value=null) {
		return CoreManager::has($this->path,$key,$value);
	}
public function has ( $ key , $ value = null ) { return CoreManager :: has ( $ this -> path , $ key , $ value ) ; }
Check the key exists

@param string $key
@param string $value

@return boolean
Check the key exists