When Qftp left, Qnetworkaccessmanager appeared.

Qnetworkaccessmanager Class

Header: #include <QNetworkAccessManager>
QMAKE:QT + = Network
SINCE:QT 4.4
Inherits:qobject.

Note: All functions in this class are reentrant.
This Qnetworkaccessmanager class allows the application to send network requests and receive replies.

This network API is constructed around the Qnetworkaccessmanager object and holds the common configuration and settings information associated with the request information it will send. It also contains proxy and cache configurations, and signals related to such problems, and a response signal that can be used to monitor the operation of the network. For QT applications, a qnetworkaccessmanager should suffice.
Once a Qnetworkaccessmanager object has been created and the application can use it to send requests over the network. A group of standard functions is supplied that take a request and optional data, and each return a Qnetworkreply object. The returned object is used to obtain any data returned on response to the corresponding request.

Once the Qnetworkaccessmanager is created well,

When Qftp left, Qnetworkaccessmanager appeared.